Home / 724,011,822.30-1,086,017,733.45-239,337,630.30

Finding the Fourth Proportional to 724,011,822.30, 1,086,017,733.45 and 239,337,630.30

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Solution

The fourth proportional to 724,011,822.30, 1,086,017,733.45 and 239,337,630.30 is: 359,006,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,011,822.30 : 1,086,017,733.45 = 239,337,630.30 : x
  2. Step 2: Convert to fraction form
    724,011,822.30/1,086,017,733.45 = 239,337,630.30/x
  3. Step 3: Cross multiply
    724,011,822.30x = 1,086,017,733.45 × 239,337,630.30
  4. Step 4: Simplify right side
    724,011,822.30x = 259,924,910,787,700,064
  5. Step 5: Solve for x
    x = 259,924,910,787,700,064/724,011,822.30
  6. Step 6: Final answer
    x = 359,006,445.45

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1.5x scale

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.