Home / 97,152,043.60-145,728,065.40-25,348,459.60

Finding the Fourth Proportional to 97,152,043.60, 145,728,065.40 and 25,348,459.60

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Solution

The fourth proportional to 97,152,043.60, 145,728,065.40 and 25,348,459.60 is: 38,022,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,152,043.60 : 145,728,065.40 = 25,348,459.60 : x
  2. Step 2: Convert to fraction form
    97,152,043.60/145,728,065.40 = 25,348,459.60/x
  3. Step 3: Cross multiply
    97,152,043.60x = 145,728,065.40 × 25,348,459.60
  4. Step 4: Simplify right side
    97,152,043.60x = 3,693,981,978,378,058
  5. Step 5: Solve for x
    x = 3,693,981,978,378,058/97,152,043.60
  6. Step 6: Final answer
    x = 38,022,689.40

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Similar ratio
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1.5x scale

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.