Home / 575,209,218.30-862,813,827.45-479,549,838.30

Finding the Fourth Proportional to 575,209,218.30, 862,813,827.45 and 479,549,838.30

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Solution

The fourth proportional to 575,209,218.30, 862,813,827.45 and 479,549,838.30 is: 719,324,757.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,209,218.30 : 862,813,827.45 = 479,549,838.30 : x
  2. Step 2: Convert to fraction form
    575,209,218.30/862,813,827.45 = 479,549,838.30/x
  3. Step 3: Cross multiply
    575,209,218.30x = 862,813,827.45 × 479,549,838.30
  4. Step 4: Simplify right side
    575,209,218.30x = 413,762,231,436,651,648
  5. Step 5: Solve for x
    x = 413,762,231,436,651,648/575,209,218.30
  6. Step 6: Final answer
    x = 719,324,757.45

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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.