Home / 11,520,727,338.80-17,281,091,008.20-8,618,350,890.80

Finding the Fourth Proportional to 11,520,727,338.80, 17,281,091,008.20 and 8,618,350,890.80

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Solution

The fourth proportional to 11,520,727,338.80, 17,281,091,008.20 and 8,618,350,890.80 is: 12,927,526,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,520,727,338.80 : 17,281,091,008.20 = 8,618,350,890.80 : x
  2. Step 2: Convert to fraction form
    11,520,727,338.80/17,281,091,008.20 = 8,618,350,890.80/x
  3. Step 3: Cross multiply
    11,520,727,338.80x = 17,281,091,008.20 × 8,618,350,890.80
  4. Step 4: Simplify right side
    11,520,727,338.80x = 148,934,506,084,516,331,520
  5. Step 5: Solve for x
    x = 148,934,506,084,516,331,520/11,520,727,338.80
  6. Step 6: Final answer
    x = 12,927,526,336.20

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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.