Home / 3,900,602,720.10-5,850,904,080.15-2,505,888,959.70

Finding the Fourth Proportional to 3,900,602,720.10, 5,850,904,080.15 and 2,505,888,959.70

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Solution

The fourth proportional to 3,900,602,720.10, 5,850,904,080.15 and 2,505,888,959.70 is: 3,758,833,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,602,720.10 : 5,850,904,080.15 = 2,505,888,959.70 : x
  2. Step 2: Convert to fraction form
    3,900,602,720.10/5,850,904,080.15 = 2,505,888,959.70/x
  3. Step 3: Cross multiply
    3,900,602,720.10x = 5,850,904,080.15 × 2,505,888,959.70
  4. Step 4: Simplify right side
    3,900,602,720.10x = 14,661,715,938,711,566,336
  5. Step 5: Solve for x
    x = 14,661,715,938,711,566,336/3,900,602,720.10
  6. Step 6: Final answer
    x = 3,758,833,439.55

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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.