Home / 611,569,840.10-917,354,760.15-382,246,268.90

Finding the Fourth Proportional to 611,569,840.10, 917,354,760.15 and 382,246,268.90

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Solution

The fourth proportional to 611,569,840.10, 917,354,760.15 and 382,246,268.90 is: 573,369,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,569,840.10 : 917,354,760.15 = 382,246,268.90 : x
  2. Step 2: Convert to fraction form
    611,569,840.10/917,354,760.15 = 382,246,268.90/x
  3. Step 3: Cross multiply
    611,569,840.10x = 917,354,760.15 × 382,246,268.90
  4. Step 4: Simplify right side
    611,569,840.10x = 350,655,434,324,991,872
  5. Step 5: Solve for x
    x = 350,655,434,324,991,872/611,569,840.10
  6. Step 6: Final answer
    x = 573,369,403.35

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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.