Home / 111,435,264.90-153,780,665.13-62,542,692.90

Finding the Fourth Proportional to 111,435,264.90, 153,780,665.13 and 62,542,692.90

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Solution

The fourth proportional to 111,435,264.90, 153,780,665.13 and 62,542,692.90 is: 86,308,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,435,264.90 : 153,780,665.13 = 62,542,692.90 : x
  2. Step 2: Convert to fraction form
    111,435,264.90/153,780,665.13 = 62,542,692.90/x
  3. Step 3: Cross multiply
    111,435,264.90x = 153,780,665.13 × 62,542,692.90
  4. Step 4: Simplify right side
    111,435,264.90x = 9,617,856,913,183,328
  5. Step 5: Solve for x
    x = 9,617,856,913,183,328/111,435,264.90
  6. Step 6: Final answer
    x = 86,308,915.96

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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.