Home / 6,508,969,962.64-8,984,290,184.40-4,251,254,639.20

Finding the Fourth Proportional to 6,508,969,962.64, 8,984,290,184.40 and 4,251,254,639.20

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Solution

The fourth proportional to 6,508,969,962.64, 8,984,290,184.40 and 4,251,254,639.20 is: 5,867,979,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508,969,962.64 : 8,984,290,184.40 = 4,251,254,639.20 : x
  2. Step 2: Convert to fraction form
    6,508,969,962.64/8,984,290,184.40 = 4,251,254,639.20/x
  3. Step 3: Cross multiply
    6,508,969,962.64x = 8,984,290,184.40 × 4,251,254,639.20
  4. Step 4: Simplify right side
    6,508,969,962.64x = 38,194,505,326,349,516,800
  5. Step 5: Solve for x
    x = 38,194,505,326,349,516,800/6,508,969,962.64
  6. Step 6: Final answer
    x = 5,867,979,963.89

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.