Home / 68,371,647.20-102,532,587.60-34,281,663.20

Finding the Fourth Proportional to 68,371,647.20, 102,532,587.60 and 34,281,663.20

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Solution

The fourth proportional to 68,371,647.20, 102,532,587.60 and 34,281,663.20 is: 51,410,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,371,647.20 : 102,532,587.60 = 34,281,663.20 : x
  2. Step 2: Convert to fraction form
    68,371,647.20/102,532,587.60 = 34,281,663.20/x
  3. Step 3: Cross multiply
    68,371,647.20x = 102,532,587.60 × 34,281,663.20
  4. Step 4: Simplify right side
    68,371,647.20x = 3,514,987,635,127,696.50
  5. Step 5: Solve for x
    x = 3,514,987,635,127,696.50/68,371,647.20
  6. Step 6: Final answer
    x = 51,410,018.32

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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.