Home / 898,344,081.40-1,347,516,122.10-217,539,729.40

Finding the Fourth Proportional to 898,344,081.40, 1,347,516,122.10 and 217,539,729.40

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Solution

The fourth proportional to 898,344,081.40, 1,347,516,122.10 and 217,539,729.40 is: 326,309,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,344,081.40 : 1,347,516,122.10 = 217,539,729.40 : x
  2. Step 2: Convert to fraction form
    898,344,081.40/1,347,516,122.10 = 217,539,729.40/x
  3. Step 3: Cross multiply
    898,344,081.40x = 1,347,516,122.10 × 217,539,729.40
  4. Step 4: Simplify right side
    898,344,081.40x = 293,138,292,563,771,328
  5. Step 5: Solve for x
    x = 293,138,292,563,771,328/898,344,081.40
  6. Step 6: Final answer
    x = 326,309,594.10

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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.