Home / 147,279,289.08-220,920,040.79-65,376,148.65

Finding the Fourth Proportional to 147,279,289.08, 220,920,040.79 and 65,376,148.65

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Solution

The fourth proportional to 147,279,289.08, 220,920,040.79 and 65,376,148.65 is: 98,064,714.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,279,289.08 : 220,920,040.79 = 65,376,148.65 : x
  2. Step 2: Convert to fraction form
    147,279,289.08/220,920,040.79 = 65,376,148.65/x
  3. Step 3: Cross multiply
    147,279,289.08x = 220,920,040.79 × 65,376,148.65
  4. Step 4: Simplify right side
    147,279,289.08x = 14,442,901,425,357,226
  5. Step 5: Solve for x
    x = 14,442,901,425,357,226/147,279,289.08
  6. Step 6: Final answer
    x = 98,064,714.43

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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.