Home / 92,538,826.92-137,980,918.69-89,996,379.95

Finding the Fourth Proportional to 92,538,826.92, 137,980,918.69 and 89,996,379.95

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Solution

The fourth proportional to 92,538,826.92, 137,980,918.69 and 89,996,379.95 is: 134,189,978.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,538,826.92 : 137,980,918.69 = 89,996,379.95 : x
  2. Step 2: Convert to fraction form
    92,538,826.92/137,980,918.69 = 89,996,379.95/x
  3. Step 3: Cross multiply
    92,538,826.92x = 137,980,918.69 × 89,996,379.95
  4. Step 4: Simplify right side
    92,538,826.92x = 12,417,783,184,275,296
  5. Step 5: Solve for x
    x = 12,417,783,184,275,296/92,538,826.92
  6. Step 6: Final answer
    x = 134,189,978.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.