Home / 65,164,767.60-97,722,268.20-19,711,455.60

Finding the Fourth Proportional to 65,164,767.60, 97,722,268.20 and 19,711,455.60

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Solution

The fourth proportional to 65,164,767.60, 97,722,268.20 and 19,711,455.60 is: 29,559,656.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,164,767.60 : 97,722,268.20 = 19,711,455.60 : x
  2. Step 2: Convert to fraction form
    65,164,767.60/97,722,268.20 = 19,711,455.60/x
  3. Step 3: Cross multiply
    65,164,767.60x = 97,722,268.20 × 19,711,455.60
  4. Step 4: Simplify right side
    65,164,767.60x = 1,926,248,150,755,592
  5. Step 5: Solve for x
    x = 1,926,248,150,755,592/65,164,767.60
  6. Step 6: Final answer
    x = 29,559,656.57

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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.