Home / 83,693,973.56-125,541,361.28-25,402,157.91

Finding the Fourth Proportional to 83,693,973.56, 125,541,361.28 and 25,402,157.91

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Solution

The fourth proportional to 83,693,973.56, 125,541,361.28 and 25,402,157.91 is: 38,103,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,693,973.56 : 125,541,361.28 = 25,402,157.91 : x
  2. Step 2: Convert to fraction form
    83,693,973.56/125,541,361.28 = 25,402,157.91/x
  3. Step 3: Cross multiply
    83,693,973.56x = 125,541,361.28 × 25,402,157.91
  4. Step 4: Simplify right side
    83,693,973.56x = 3,189,021,483,534,425
  5. Step 5: Solve for x
    x = 3,189,021,483,534,425/83,693,973.56
  6. Step 6: Final answer
    x = 38,103,358.56

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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.