Home / 503,516,737.38-755,388,329.55-153,733,543.46

Finding the Fourth Proportional to 503,516,737.38, 755,388,329.55 and 153,733,543.46

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Solution

The fourth proportional to 503,516,737.38, 755,388,329.55 and 153,733,543.46 is: 230,634,884.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,516,737.38 : 755,388,329.55 = 153,733,543.46 : x
  2. Step 2: Convert to fraction form
    503,516,737.38/755,388,329.55 = 153,733,543.46/x
  3. Step 3: Cross multiply
    503,516,737.38x = 755,388,329.55 × 153,733,543.46
  4. Step 4: Simplify right side
    503,516,737.38x = 116,128,524,586,274,784
  5. Step 5: Solve for x
    x = 116,128,524,586,274,784/503,516,737.38
  6. Step 6: Final answer
    x = 230,634,884.53

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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.