Home / 746,497,066.60-1,119,745,599.90-512,694,519.40

Finding the Fourth Proportional to 746,497,066.60, 1,119,745,599.90 and 512,694,519.40

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Solution

The fourth proportional to 746,497,066.60, 1,119,745,599.90 and 512,694,519.40 is: 769,041,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,497,066.60 : 1,119,745,599.90 = 512,694,519.40 : x
  2. Step 2: Convert to fraction form
    746,497,066.60/1,119,745,599.90 = 512,694,519.40/x
  3. Step 3: Cross multiply
    746,497,066.60x = 1,119,745,599.90 × 512,694,519.40
  4. Step 4: Simplify right side
    746,497,066.60x = 574,087,432,190,995,200
  5. Step 5: Solve for x
    x = 574,087,432,190,995,200/746,497,066.60
  6. Step 6: Final answer
    x = 769,041,779.10

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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.