Home / 412,449,514.79-570,679,156.11-359,636,276.03

Finding the Fourth Proportional to 412,449,514.79, 570,679,156.11 and 359,636,276.03

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Solution

The fourth proportional to 412,449,514.79, 570,679,156.11 and 359,636,276.03 is: 497,604,965.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,449,514.79 : 570,679,156.11 = 359,636,276.03 : x
  2. Step 2: Convert to fraction form
    412,449,514.79/570,679,156.11 = 359,636,276.03/x
  3. Step 3: Cross multiply
    412,449,514.79x = 570,679,156.11 × 359,636,276.03
  4. Step 4: Simplify right side
    412,449,514.79x = 205,236,926,511,343,424
  5. Step 5: Solve for x
    x = 205,236,926,511,343,424/412,449,514.79
  6. Step 6: Final answer
    x = 497,604,965.34

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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.