Home / 75,694,637.29-104,458,641.45-40,887,327.92

Finding the Fourth Proportional to 75,694,637.29, 104,458,641.45 and 40,887,327.92

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Solution

The fourth proportional to 75,694,637.29, 104,458,641.45 and 40,887,327.92 is: 56,424,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,694,637.29 : 104,458,641.45 = 40,887,327.92 : x
  2. Step 2: Convert to fraction form
    75,694,637.29/104,458,641.45 = 40,887,327.92/x
  3. Step 3: Cross multiply
    75,694,637.29x = 104,458,641.45 × 40,887,327.92
  4. Step 4: Simplify right side
    75,694,637.29x = 4,271,034,727,151,673.50
  5. Step 5: Solve for x
    x = 4,271,034,727,151,673.50/75,694,637.29
  6. Step 6: Final answer
    x = 56,424,535.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.