Home / 12,816,746,891.60-19,225,120,337.40-8,632,605,610.40

Finding the Fourth Proportional to 12,816,746,891.60, 19,225,120,337.40 and 8,632,605,610.40

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Solution

The fourth proportional to 12,816,746,891.60, 19,225,120,337.40 and 8,632,605,610.40 is: 12,948,908,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816,746,891.60 : 19,225,120,337.40 = 8,632,605,610.40 : x
  2. Step 2: Convert to fraction form
    12,816,746,891.60/19,225,120,337.40 = 8,632,605,610.40/x
  3. Step 3: Cross multiply
    12,816,746,891.60x = 19,225,120,337.40 × 8,632,605,610.40
  4. Step 4: Simplify right side
    12,816,746,891.60x = 165,962,881,685,254,373,376
  5. Step 5: Solve for x
    x = 165,962,881,685,254,373,376/12,816,746,891.60
  6. Step 6: Final answer
    x = 12,948,908,415.60

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Double scale
Find fourth proportional to 12,816,746,892.60, 19,225,120,338.90 and 8,632,605,611.40
Similar ratio
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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.