Home / 3,639,169,968.80-5,458,754,953.20-2,913,575,856.80

Finding the Fourth Proportional to 3,639,169,968.80, 5,458,754,953.20 and 2,913,575,856.80

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Solution

The fourth proportional to 3,639,169,968.80, 5,458,754,953.20 and 2,913,575,856.80 is: 4,370,363,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,169,968.80 : 5,458,754,953.20 = 2,913,575,856.80 : x
  2. Step 2: Convert to fraction form
    3,639,169,968.80/5,458,754,953.20 = 2,913,575,856.80/x
  3. Step 3: Cross multiply
    3,639,169,968.80x = 5,458,754,953.20 × 2,913,575,856.80
  4. Step 4: Simplify right side
    3,639,169,968.80x = 15,904,496,639,830,933,504
  5. Step 5: Solve for x
    x = 15,904,496,639,830,933,504/3,639,169,968.80
  6. Step 6: Final answer
    x = 4,370,363,785.20

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Double scale
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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.