Home / 436,931,936.92-602,974,961.54-238,706,270.76

Finding the Fourth Proportional to 436,931,936.92, 602,974,961.54 and 238,706,270.76

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Solution

The fourth proportional to 436,931,936.92, 602,974,961.54 and 238,706,270.76 is: 329,419,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,931,936.92 : 602,974,961.54 = 238,706,270.76 : x
  2. Step 2: Convert to fraction form
    436,931,936.92/602,974,961.54 = 238,706,270.76/x
  3. Step 3: Cross multiply
    436,931,936.92x = 602,974,961.54 × 238,706,270.76
  4. Step 4: Simplify right side
    436,931,936.92x = 143,933,904,430,867,808
  5. Step 5: Solve for x
    x = 143,933,904,430,867,808/436,931,936.92
  6. Step 6: Final answer
    x = 329,419,509.70

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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.