Home / 99,754,432.79-137,756,186.01-94,319,856.86

Finding the Fourth Proportional to 99,754,432.79, 137,756,186.01 and 94,319,856.86

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Solution

The fourth proportional to 99,754,432.79, 137,756,186.01 and 94,319,856.86 is: 130,251,291.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,754,432.79 : 137,756,186.01 = 94,319,856.86 : x
  2. Step 2: Convert to fraction form
    99,754,432.79/137,756,186.01 = 94,319,856.86/x
  3. Step 3: Cross multiply
    99,754,432.79x = 137,756,186.01 × 94,319,856.86
  4. Step 4: Simplify right side
    99,754,432.79x = 12,993,143,745,353,954
  5. Step 5: Solve for x
    x = 12,993,143,745,353,954/99,754,432.79
  6. Step 6: Final answer
    x = 130,251,291.92

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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.