Home / 7,547,904,008.10-11,321,856,012.15-5,343,911,892.90

Finding the Fourth Proportional to 7,547,904,008.10, 11,321,856,012.15 and 5,343,911,892.90

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Solution

The fourth proportional to 7,547,904,008.10, 11,321,856,012.15 and 5,343,911,892.90 is: 8,015,867,839.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547,904,008.10 : 11,321,856,012.15 = 5,343,911,892.90 : x
  2. Step 2: Convert to fraction form
    7,547,904,008.10/11,321,856,012.15 = 5,343,911,892.90/x
  3. Step 3: Cross multiply
    7,547,904,008.10x = 11,321,856,012.15 × 5,343,911,892.90
  4. Step 4: Simplify right side
    7,547,904,008.10x = 60,503,000,993,029,742,592
  5. Step 5: Solve for x
    x = 60,503,000,993,029,742,592/7,547,904,008.10
  6. Step 6: Final answer
    x = 8,015,867,839.35

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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.