Home / 159,931,435.86-239,897,156.49-38,762,887.86

Finding the Fourth Proportional to 159,931,435.86, 239,897,156.49 and 38,762,887.86

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Solution

The fourth proportional to 159,931,435.86, 239,897,156.49 and 38,762,887.86 is: 58,144,332.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,931,435.86 : 239,897,156.49 = 38,762,887.86 : x
  2. Step 2: Convert to fraction form
    159,931,435.86/239,897,156.49 = 38,762,887.86/x
  3. Step 3: Cross multiply
    159,931,435.86x = 239,897,156.49 × 38,762,887.86
  4. Step 4: Simplify right side
    159,931,435.86x = 9,299,106,574,954,742
  5. Step 5: Solve for x
    x = 9,299,106,574,954,742/159,931,435.86
  6. Step 6: Final answer
    x = 58,144,332.44

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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.