Home / 19,220,451,177.60-28,830,676,766.40-8,177,532,350.40

Finding the Fourth Proportional to 19,220,451,177.60, 28,830,676,766.40 and 8,177,532,350.40

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Solution

The fourth proportional to 19,220,451,177.60, 28,830,676,766.40 and 8,177,532,350.40 is: 12,266,298,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220,451,177.60 : 28,830,676,766.40 = 8,177,532,350.40 : x
  2. Step 2: Convert to fraction form
    19,220,451,177.60/28,830,676,766.40 = 8,177,532,350.40/x
  3. Step 3: Cross multiply
    19,220,451,177.60x = 28,830,676,766.40 × 8,177,532,350.40
  4. Step 4: Simplify right side
    19,220,451,177.60x = 235,763,791,941,161,680,896
  5. Step 5: Solve for x
    x = 235,763,791,941,161,680,896/19,220,451,177.60
  6. Step 6: Final answer
    x = 12,266,298,525.60

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1.5x scale

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.