Home / 28,366,974,700.80-42,550,462,051.20-16,612,350,086.40

Finding the Fourth Proportional to 28,366,974,700.80, 42,550,462,051.20 and 16,612,350,086.40

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Solution

The fourth proportional to 28,366,974,700.80, 42,550,462,051.20 and 16,612,350,086.40 is: 24,918,525,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,366,974,700.80 : 42,550,462,051.20 = 16,612,350,086.40 : x
  2. Step 2: Convert to fraction form
    28,366,974,700.80/42,550,462,051.20 = 16,612,350,086.40/x
  3. Step 3: Cross multiply
    28,366,974,700.80x = 42,550,462,051.20 × 16,612,350,086.40
  4. Step 4: Simplify right side
    28,366,974,700.80x = 706,863,171,932,612,198,400
  5. Step 5: Solve for x
    x = 706,863,171,932,612,198,400/28,366,974,700.80
  6. Step 6: Final answer
    x = 24,918,525,129.60

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Double scale
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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.