Home / 646,017,497.60-969,026,246.40-574,591,827.20

Finding the Fourth Proportional to 646,017,497.60, 969,026,246.40 and 574,591,827.20

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Solution

The fourth proportional to 646,017,497.60, 969,026,246.40 and 574,591,827.20 is: 861,887,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,017,497.60 : 969,026,246.40 = 574,591,827.20 : x
  2. Step 2: Convert to fraction form
    646,017,497.60/969,026,246.40 = 574,591,827.20/x
  3. Step 3: Cross multiply
    646,017,497.60x = 969,026,246.40 × 574,591,827.20
  4. Step 4: Simplify right side
    646,017,497.60x = 556,794,561,523,733,440
  5. Step 5: Solve for x
    x = 556,794,561,523,733,440/646,017,497.60
  6. Step 6: Final answer
    x = 861,887,740.80

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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.