Home / 101,319,882.23-139,890,073.80-64,183,118.06

Finding the Fourth Proportional to 101,319,882.23, 139,890,073.80 and 64,183,118.06

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Solution

The fourth proportional to 101,319,882.23, 139,890,073.80 and 64,183,118.06 is: 88,616,181.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,319,882.23 : 139,890,073.80 = 64,183,118.06 : x
  2. Step 2: Convert to fraction form
    101,319,882.23/139,890,073.80 = 64,183,118.06/x
  3. Step 3: Cross multiply
    101,319,882.23x = 139,890,073.80 × 64,183,118.06
  4. Step 4: Simplify right side
    101,319,882.23x = 8,978,581,121,428,063
  5. Step 5: Solve for x
    x = 8,978,581,121,428,063/101,319,882.23
  6. Step 6: Final answer
    x = 88,616,181.98

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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.