Home / 531,454,499.10-797,181,748.65-457,477,911.90

Finding the Fourth Proportional to 531,454,499.10, 797,181,748.65 and 457,477,911.90

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Solution

The fourth proportional to 531,454,499.10, 797,181,748.65 and 457,477,911.90 is: 686,216,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,454,499.10 : 797,181,748.65 = 457,477,911.90 : x
  2. Step 2: Convert to fraction form
    531,454,499.10/797,181,748.65 = 457,477,911.90/x
  3. Step 3: Cross multiply
    531,454,499.10x = 797,181,748.65 × 457,477,911.90
  4. Step 4: Simplify right side
    531,454,499.10x = 364,693,041,777,192,640
  5. Step 5: Solve for x
    x = 364,693,041,777,192,640/531,454,499.10
  6. Step 6: Final answer
    x = 686,216,867.85

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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.