Home / 124,305,593.68-171,487,299.72-118,542,411.28

Finding the Fourth Proportional to 124,305,593.68, 171,487,299.72 and 118,542,411.28

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Solution

The fourth proportional to 124,305,593.68, 171,487,299.72 and 118,542,411.28 is: 163,536,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,305,593.68 : 171,487,299.72 = 118,542,411.28 : x
  2. Step 2: Convert to fraction form
    124,305,593.68/171,487,299.72 = 118,542,411.28/x
  3. Step 3: Cross multiply
    124,305,593.68x = 171,487,299.72 × 118,542,411.28
  4. Step 4: Simplify right side
    124,305,593.68x = 20,328,518,012,704,868
  5. Step 5: Solve for x
    x = 20,328,518,012,704,868/124,305,593.68
  6. Step 6: Final answer
    x = 163,536,631.06

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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.