Home / 663,552,001.70-995,328,002.55-502,308,865.70

Finding the Fourth Proportional to 663,552,001.70, 995,328,002.55 and 502,308,865.70

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Solution

The fourth proportional to 663,552,001.70, 995,328,002.55 and 502,308,865.70 is: 753,463,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,552,001.70 : 995,328,002.55 = 502,308,865.70 : x
  2. Step 2: Convert to fraction form
    663,552,001.70/995,328,002.55 = 502,308,865.70/x
  3. Step 3: Cross multiply
    663,552,001.70x = 995,328,002.55 × 502,308,865.70
  4. Step 4: Simplify right side
    663,552,001.70x = 499,962,079,960,337,152
  5. Step 5: Solve for x
    x = 499,962,079,960,337,152/663,552,001.70
  6. Step 6: Final answer
    x = 753,463,298.55

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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.