Home / 1,010,581,510.37-1,394,656,028.19-608,821,731.18

Finding the Fourth Proportional to 1,010,581,510.37, 1,394,656,028.19 and 608,821,731.18

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Solution

The fourth proportional to 1,010,581,510.37, 1,394,656,028.19 and 608,821,731.18 is: 840,206,246.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,581,510.37 : 1,394,656,028.19 = 608,821,731.18 : x
  2. Step 2: Convert to fraction form
    1,010,581,510.37/1,394,656,028.19 = 608,821,731.18/x
  3. Step 3: Cross multiply
    1,010,581,510.37x = 1,394,656,028.19 × 608,821,731.18
  4. Step 4: Simplify right side
    1,010,581,510.37x = 849,096,897,483,258,624
  5. Step 5: Solve for x
    x = 849,096,897,483,258,624/1,010,581,510.37
  6. Step 6: Final answer
    x = 840,206,246.38

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Half scale
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Double scale
Find fourth proportional to 1,010,581,511.37, 1,394,656,029.57 and 608,821,732.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.