Home / 377,006,488.08-520,272,060.84-211,992,614.16

Finding the Fourth Proportional to 377,006,488.08, 520,272,060.84 and 211,992,614.16

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Solution

The fourth proportional to 377,006,488.08, 520,272,060.84 and 211,992,614.16 is: 292,551,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,006,488.08 : 520,272,060.84 = 211,992,614.16 : x
  2. Step 2: Convert to fraction form
    377,006,488.08/520,272,060.84 = 211,992,614.16/x
  3. Step 3: Cross multiply
    377,006,488.08x = 520,272,060.84 × 211,992,614.16
  4. Step 4: Simplify right side
    377,006,488.08x = 110,293,834,251,882,160
  5. Step 5: Solve for x
    x = 110,293,834,251,882,160/377,006,488.08
  6. Step 6: Final answer
    x = 292,551,554.79

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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.