Home / 188,328,363.60-282,672,948.60-97,517,125.20

Finding the Fourth Proportional to 188,328,363.60, 282,672,948.60 and 97,517,125.20

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Solution

The fourth proportional to 188,328,363.60, 282,672,948.60 and 97,517,125.20 is: 146,369,101.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,328,363.60 : 282,672,948.60 = 97,517,125.20 : x
  2. Step 2: Convert to fraction form
    188,328,363.60/282,672,948.60 = 97,517,125.20/x
  3. Step 3: Cross multiply
    188,328,363.60x = 282,672,948.60 × 97,517,125.20
  4. Step 4: Simplify right side
    188,328,363.60x = 27,565,453,319,279,368
  5. Step 5: Solve for x
    x = 27,565,453,319,279,368/188,328,363.60
  6. Step 6: Final answer
    x = 146,369,101.25

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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.