Home / 92,437,261.20-138,655,891.80-65,563,405.20

Finding the Fourth Proportional to 92,437,261.20, 138,655,891.80 and 65,563,405.20

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Solution

The fourth proportional to 92,437,261.20, 138,655,891.80 and 65,563,405.20 is: 98,345,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,437,261.20 : 138,655,891.80 = 65,563,405.20 : x
  2. Step 2: Convert to fraction form
    92,437,261.20/138,655,891.80 = 65,563,405.20/x
  3. Step 3: Cross multiply
    92,437,261.20x = 138,655,891.80 × 65,563,405.20
  4. Step 4: Simplify right side
    92,437,261.20x = 9,090,752,417,450,758
  5. Step 5: Solve for x
    x = 9,090,752,417,450,758/92,437,261.20
  6. Step 6: Final answer
    x = 98,345,107.80

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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.