Home / 384,953,543.38-577,199,715.05-122,524,737.17

Finding the Fourth Proportional to 384,953,543.38, 577,199,715.05 and 122,524,737.17

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Solution

The fourth proportional to 384,953,543.38, 577,199,715.05 and 122,524,737.17 is: 183,713,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,953,543.38 : 577,199,715.05 = 122,524,737.17 : x
  2. Step 2: Convert to fraction form
    384,953,543.38/577,199,715.05 = 122,524,737.17/x
  3. Step 3: Cross multiply
    384,953,543.38x = 577,199,715.05 × 122,524,737.17
  4. Step 4: Simplify right side
    384,953,543.38x = 70,721,243,381,100,136
  5. Step 5: Solve for x
    x = 70,721,243,381,100,136/384,953,543.38
  6. Step 6: Final answer
    x = 183,713,709.35

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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.