Home / 359,899,672.20-539,849,508.30-331,556,152.20

Finding the Fourth Proportional to 359,899,672.20, 539,849,508.30 and 331,556,152.20

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Solution

The fourth proportional to 359,899,672.20, 539,849,508.30 and 331,556,152.20 is: 497,334,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,899,672.20 : 539,849,508.30 = 331,556,152.20 : x
  2. Step 2: Convert to fraction form
    359,899,672.20/539,849,508.30 = 331,556,152.20/x
  3. Step 3: Cross multiply
    359,899,672.20x = 539,849,508.30 × 331,556,152.20
  4. Step 4: Simplify right side
    359,899,672.20x = 178,990,425,739,009,952
  5. Step 5: Solve for x
    x = 178,990,425,739,009,952/359,899,672.20
  6. Step 6: Final answer
    x = 497,334,228.30

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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.