Home / 91,611,140.29-126,424,220.22-49,795,303.91

Finding the Fourth Proportional to 91,611,140.29, 126,424,220.22 and 49,795,303.91

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Solution

The fourth proportional to 91,611,140.29, 126,424,220.22 and 49,795,303.91 is: 68,717,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,611,140.29 : 126,424,220.22 = 49,795,303.91 : x
  2. Step 2: Convert to fraction form
    91,611,140.29/126,424,220.22 = 49,795,303.91/x
  3. Step 3: Cross multiply
    91,611,140.29x = 126,424,220.22 × 49,795,303.91
  4. Step 4: Simplify right side
    91,611,140.29x = 6,295,332,466,807,546
  5. Step 5: Solve for x
    x = 6,295,332,466,807,546/91,611,140.29
  6. Step 6: Final answer
    x = 68,717,979.57

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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.