Home / 531,465,659.40-797,198,489.10-519,521,723.40

Finding the Fourth Proportional to 531,465,659.40, 797,198,489.10 and 519,521,723.40

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Solution

The fourth proportional to 531,465,659.40, 797,198,489.10 and 519,521,723.40 is: 779,282,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,465,659.40 : 797,198,489.10 = 519,521,723.40 : x
  2. Step 2: Convert to fraction form
    531,465,659.40/797,198,489.10 = 519,521,723.40/x
  3. Step 3: Cross multiply
    531,465,659.40x = 797,198,489.10 × 519,521,723.40
  4. Step 4: Simplify right side
    531,465,659.40x = 414,161,932,949,108,096
  5. Step 5: Solve for x
    x = 414,161,932,949,108,096/531,465,659.40
  6. Step 6: Final answer
    x = 779,282,585.10

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1.5x scale

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.