Home / 28,330,622,233.40-42,495,933,350.10-11,759,866,700.60

Finding the Fourth Proportional to 28,330,622,233.40, 42,495,933,350.10 and 11,759,866,700.60

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Solution

The fourth proportional to 28,330,622,233.40, 42,495,933,350.10 and 11,759,866,700.60 is: 17,639,800,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,330,622,233.40 : 42,495,933,350.10 = 11,759,866,700.60 : x
  2. Step 2: Convert to fraction form
    28,330,622,233.40/42,495,933,350.10 = 11,759,866,700.60/x
  3. Step 3: Cross multiply
    28,330,622,233.40x = 42,495,933,350.10 × 11,759,866,700.60
  4. Step 4: Simplify right side
    28,330,622,233.40x = 499,746,511,514,758,021,120
  5. Step 5: Solve for x
    x = 499,746,511,514,758,021,120/28,330,622,233.40
  6. Step 6: Final answer
    x = 17,639,800,050.90

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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.