Home / 503,972,346.70-695,484,811.04-292,405,151.20

Finding the Fourth Proportional to 503,972,346.70, 695,484,811.04 and 292,405,151.20

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Solution

The fourth proportional to 503,972,346.70, 695,484,811.04 and 292,405,151.20 is: 403,520,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,972,346.70 : 695,484,811.04 = 292,405,151.20 : x
  2. Step 2: Convert to fraction form
    503,972,346.70/695,484,811.04 = 292,405,151.20/x
  3. Step 3: Cross multiply
    503,972,346.70x = 695,484,811.04 × 292,405,151.20
  4. Step 4: Simplify right side
    503,972,346.70x = 203,363,341,329,454,624
  5. Step 5: Solve for x
    x = 203,363,341,329,454,624/503,972,346.70
  6. Step 6: Final answer
    x = 403,520,833.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.