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Finding the Fourth Proportional to 65,168,207.40, 97,815,296.70 and 32,856,594.60

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Solution

The fourth proportional to 65,168,207.40, 97,815,296.70 and 32,856,594.60 is: 49,316,648.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,168,207.40 : 97,815,296.70 = 32,856,594.60 : x
  2. Step 2: Convert to fraction form
    65,168,207.40/97,815,296.70 = 32,856,594.60/x
  3. Step 3: Cross multiply
    65,168,207.40x = 97,815,296.70 × 32,856,594.60
  4. Step 4: Simplify right side
    65,168,207.40x = 3,213,877,549,350,618
  5. Step 5: Solve for x
    x = 3,213,877,549,350,618/65,168,207.40
  6. Step 6: Final answer
    x = 49,316,648.06

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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.