Home / 43,657,231.20-65,359,875.60-38,618,383.20

Finding the Fourth Proportional to 43,657,231.20, 65,359,875.60 and 38,618,383.20

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Solution

The fourth proportional to 43,657,231.20, 65,359,875.60 and 38,618,383.20 is: 57,816,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,657,231.20 : 65,359,875.60 = 38,618,383.20 : x
  2. Step 2: Convert to fraction form
    43,657,231.20/65,359,875.60 = 38,618,383.20/x
  3. Step 3: Cross multiply
    43,657,231.20x = 65,359,875.60 × 38,618,383.20
  4. Step 4: Simplify right side
    43,657,231.20x = 2,524,092,721,825,130
  5. Step 5: Solve for x
    x = 2,524,092,721,825,130/43,657,231.20
  6. Step 6: Final answer
    x = 57,816,143.00

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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.