Home / 157,437,274.40-236,224,117.20-84,569,037.20

Finding the Fourth Proportional to 157,437,274.40, 236,224,117.20 and 84,569,037.20

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Solution

The fourth proportional to 157,437,274.40, 236,224,117.20 and 84,569,037.20 is: 126,890,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,437,274.40 : 236,224,117.20 = 84,569,037.20 : x
  2. Step 2: Convert to fraction form
    157,437,274.40/236,224,117.20 = 84,569,037.20/x
  3. Step 3: Cross multiply
    157,437,274.40x = 236,224,117.20 × 84,569,037.20
  4. Step 4: Simplify right side
    157,437,274.40x = 19,977,246,155,023,960
  5. Step 5: Solve for x
    x = 19,977,246,155,023,960/157,437,274.40
  6. Step 6: Final answer
    x = 126,890,193.13

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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.