Home / 60,842,657.28-91,202,574.96-38,139,497.76

Finding the Fourth Proportional to 60,842,657.28, 91,202,574.96 and 38,139,497.76

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Solution

The fourth proportional to 60,842,657.28, 91,202,574.96 and 38,139,497.76 is: 57,170,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,842,657.28 : 91,202,574.96 = 38,139,497.76 : x
  2. Step 2: Convert to fraction form
    60,842,657.28/91,202,574.96 = 38,139,497.76/x
  3. Step 3: Cross multiply
    60,842,657.28x = 91,202,574.96 × 38,139,497.76
  4. Step 4: Simplify right side
    60,842,657.28x = 3,478,420,403,393,151.50
  5. Step 5: Solve for x
    x = 3,478,420,403,393,151.50/60,842,657.28
  6. Step 6: Final answer
    x = 57,170,750.90

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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.