Home / 98,894,393.55-136,471,677.66-54,841,280.76

Finding the Fourth Proportional to 98,894,393.55, 136,471,677.66 and 54,841,280.76

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Solution

The fourth proportional to 98,894,393.55, 136,471,677.66 and 54,841,280.76 is: 75,679,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,894,393.55 : 136,471,677.66 = 54,841,280.76 : x
  2. Step 2: Convert to fraction form
    98,894,393.55/136,471,677.66 = 54,841,280.76/x
  3. Step 3: Cross multiply
    98,894,393.55x = 136,471,677.66 × 54,841,280.76
  4. Step 4: Simplify right side
    98,894,393.55x = 7,484,281,590,340,279
  5. Step 5: Solve for x
    x = 7,484,281,590,340,279/98,894,393.55
  6. Step 6: Final answer
    x = 75,679,533.71

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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.