Home / 1,303,616,510.55-1,955,424,765.83-614,868,974.55

Finding the Fourth Proportional to 1,303,616,510.55, 1,955,424,765.83 and 614,868,974.55

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Solution

The fourth proportional to 1,303,616,510.55, 1,955,424,765.83 and 614,868,974.55 is: 922,303,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,616,510.55 : 1,955,424,765.83 = 614,868,974.55 : x
  2. Step 2: Convert to fraction form
    1,303,616,510.55/1,955,424,765.83 = 614,868,974.55/x
  3. Step 3: Cross multiply
    1,303,616,510.55x = 1,955,424,765.83 × 614,868,974.55
  4. Step 4: Simplify right side
    1,303,616,510.55x = 1,202,330,020,572,491,520
  5. Step 5: Solve for x
    x = 1,202,330,020,572,491,520/1,303,616,510.55
  6. Step 6: Final answer
    x = 922,303,461.83

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Half scale
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Double scale
Find fourth proportional to 1,303,616,511.55, 1,955,424,767.33 and 614,868,975.55
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.