Home / 92,764,057.60-139,146,086.40-65,554,278.40

Finding the Fourth Proportional to 92,764,057.60, 139,146,086.40 and 65,554,278.40

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Solution

The fourth proportional to 92,764,057.60, 139,146,086.40 and 65,554,278.40 is: 98,331,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,764,057.60 : 139,146,086.40 = 65,554,278.40 : x
  2. Step 2: Convert to fraction form
    92,764,057.60/139,146,086.40 = 65,554,278.40/x
  3. Step 3: Cross multiply
    92,764,057.60x = 139,146,086.40 × 65,554,278.40
  4. Step 4: Simplify right side
    92,764,057.60x = 9,121,621,286,136,054
  5. Step 5: Solve for x
    x = 9,121,621,286,136,054/92,764,057.60
  6. Step 6: Final answer
    x = 98,331,417.60

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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.