Home / 367,558,007.80-551,337,011.70-284,334,347.20

Finding the Fourth Proportional to 367,558,007.80, 551,337,011.70 and 284,334,347.20

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Solution

The fourth proportional to 367,558,007.80, 551,337,011.70 and 284,334,347.20 is: 426,501,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,558,007.80 : 551,337,011.70 = 284,334,347.20 : x
  2. Step 2: Convert to fraction form
    367,558,007.80/551,337,011.70 = 284,334,347.20/x
  3. Step 3: Cross multiply
    367,558,007.80x = 551,337,011.70 × 284,334,347.20
  4. Step 4: Simplify right side
    367,558,007.80x = 156,764,049,308,918,272
  5. Step 5: Solve for x
    x = 156,764,049,308,918,272/367,558,007.80
  6. Step 6: Final answer
    x = 426,501,520.80

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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.