Home / 2,989,656,744.10-4,484,485,116.15-1,246,264,543.60

Finding the Fourth Proportional to 2,989,656,744.10, 4,484,485,116.15 and 1,246,264,543.60

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Solution

The fourth proportional to 2,989,656,744.10, 4,484,485,116.15 and 1,246,264,543.60 is: 1,869,396,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,656,744.10 : 4,484,485,116.15 = 1,246,264,543.60 : x
  2. Step 2: Convert to fraction form
    2,989,656,744.10/4,484,485,116.15 = 1,246,264,543.60/x
  3. Step 3: Cross multiply
    2,989,656,744.10x = 4,484,485,116.15 × 1,246,264,543.60
  4. Step 4: Simplify right side
    2,989,656,744.10x = 5,588,854,796,559,672,320
  5. Step 5: Solve for x
    x = 5,588,854,796,559,672,320/2,989,656,744.10
  6. Step 6: Final answer
    x = 1,869,396,815.40

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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.