Home / 531,454,630.60-797,181,945.90-457,478,043.40

Finding the Fourth Proportional to 531,454,630.60, 797,181,945.90 and 457,478,043.40

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Solution

The fourth proportional to 531,454,630.60, 797,181,945.90 and 457,478,043.40 is: 686,217,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,454,630.60 : 797,181,945.90 = 457,478,043.40 : x
  2. Step 2: Convert to fraction form
    531,454,630.60/797,181,945.90 = 457,478,043.40/x
  3. Step 3: Cross multiply
    531,454,630.60x = 797,181,945.90 × 457,478,043.40
  4. Step 4: Simplify right side
    531,454,630.60x = 364,693,236,844,136,640
  5. Step 5: Solve for x
    x = 364,693,236,844,136,640/531,454,630.60
  6. Step 6: Final answer
    x = 686,217,065.10

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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.