Home / 356,850,813.47-535,274,061.08-194,122,748.88

Finding the Fourth Proportional to 356,850,813.47, 535,274,061.08 and 194,122,748.88

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Solution

The fourth proportional to 356,850,813.47, 535,274,061.08 and 194,122,748.88 is: 291,182,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,850,813.47 : 535,274,061.08 = 194,122,748.88 : x
  2. Step 2: Convert to fraction form
    356,850,813.47/535,274,061.08 = 194,122,748.88/x
  3. Step 3: Cross multiply
    356,850,813.47x = 535,274,061.08 × 194,122,748.88
  4. Step 4: Simplify right side
    356,850,813.47x = 103,908,872,140,040,000
  5. Step 5: Solve for x
    x = 103,908,872,140,040,000/356,850,813.47
  6. Step 6: Final answer
    x = 291,182,948.78

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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.