Home / 218,117,320.56-301,000,467.96-124,031,475.72

Finding the Fourth Proportional to 218,117,320.56, 301,000,467.96 and 124,031,475.72

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Solution

The fourth proportional to 218,117,320.56, 301,000,467.96 and 124,031,475.72 is: 171,162,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,117,320.56 : 301,000,467.96 = 124,031,475.72 : x
  2. Step 2: Convert to fraction form
    218,117,320.56/301,000,467.96 = 124,031,475.72/x
  3. Step 3: Cross multiply
    218,117,320.56x = 301,000,467.96 × 124,031,475.72
  4. Step 4: Simplify right side
    218,117,320.56x = 37,333,532,233,489,376
  5. Step 5: Solve for x
    x = 37,333,532,233,489,376/218,117,320.56
  6. Step 6: Final answer
    x = 171,162,620.82

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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.