Home / 178,120,988.60-266,982,417.30-101,480,732.60

Finding the Fourth Proportional to 178,120,988.60, 266,982,417.30 and 101,480,732.60

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Solution

The fourth proportional to 178,120,988.60, 266,982,417.30 and 101,480,732.60 is: 152,107,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,120,988.60 : 266,982,417.30 = 101,480,732.60 : x
  2. Step 2: Convert to fraction form
    178,120,988.60/266,982,417.30 = 101,480,732.60/x
  3. Step 3: Cross multiply
    178,120,988.60x = 266,982,417.30 × 101,480,732.60
  4. Step 4: Simplify right side
    178,120,988.60x = 27,093,571,298,922,912
  5. Step 5: Solve for x
    x = 27,093,571,298,922,912/178,120,988.60
  6. Step 6: Final answer
    x = 152,107,685.41

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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.