Home / 176,342,806.78-243,323,658.09-98,015,710.69

Finding the Fourth Proportional to 176,342,806.78, 243,323,658.09 and 98,015,710.69

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Solution

The fourth proportional to 176,342,806.78, 243,323,658.09 and 98,015,710.69 is: 135,245,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,342,806.78 : 243,323,658.09 = 98,015,710.69 : x
  2. Step 2: Convert to fraction form
    176,342,806.78/243,323,658.09 = 98,015,710.69/x
  3. Step 3: Cross multiply
    176,342,806.78x = 243,323,658.09 × 98,015,710.69
  4. Step 4: Simplify right side
    176,342,806.78x = 23,849,541,275,381,916
  5. Step 5: Solve for x
    x = 23,849,541,275,381,916/176,342,806.78
  6. Step 6: Final answer
    x = 135,245,331.02

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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.