Home / 592,338,865.80-888,508,298.70-420,151,981.80

Finding the Fourth Proportional to 592,338,865.80, 888,508,298.70 and 420,151,981.80

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Solution

The fourth proportional to 592,338,865.80, 888,508,298.70 and 420,151,981.80 is: 630,227,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,338,865.80 : 888,508,298.70 = 420,151,981.80 : x
  2. Step 2: Convert to fraction form
    592,338,865.80/888,508,298.70 = 420,151,981.80/x
  3. Step 3: Cross multiply
    592,338,865.80x = 888,508,298.70 × 420,151,981.80
  4. Step 4: Simplify right side
    592,338,865.80x = 373,308,522,544,551,424
  5. Step 5: Solve for x
    x = 373,308,522,544,551,424/592,338,865.80
  6. Step 6: Final answer
    x = 630,227,972.70

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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.