Home / 406,506,099.20-609,759,148.80-292,565,148.80

Finding the Fourth Proportional to 406,506,099.20, 609,759,148.80 and 292,565,148.80

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Solution

The fourth proportional to 406,506,099.20, 609,759,148.80 and 292,565,148.80 is: 438,847,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,506,099.20 : 609,759,148.80 = 292,565,148.80 : x
  2. Step 2: Convert to fraction form
    406,506,099.20/609,759,148.80 = 292,565,148.80/x
  3. Step 3: Cross multiply
    406,506,099.20x = 609,759,148.80 × 292,565,148.80
  4. Step 4: Simplify right side
    406,506,099.20x = 178,394,276,100,833,344
  5. Step 5: Solve for x
    x = 178,394,276,100,833,344/406,506,099.20
  6. Step 6: Final answer
    x = 438,847,723.20

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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.