Home / 1,738,206,645.90-2,607,309,968.85-921,913,269.90

Finding the Fourth Proportional to 1,738,206,645.90, 2,607,309,968.85 and 921,913,269.90

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Solution

The fourth proportional to 1,738,206,645.90, 2,607,309,968.85 and 921,913,269.90 is: 1,382,869,904.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,206,645.90 : 2,607,309,968.85 = 921,913,269.90 : x
  2. Step 2: Convert to fraction form
    1,738,206,645.90/2,607,309,968.85 = 921,913,269.90/x
  3. Step 3: Cross multiply
    1,738,206,645.90x = 2,607,309,968.85 × 921,913,269.90
  4. Step 4: Simplify right side
    1,738,206,645.90x = 2,403,713,659,025,370,624
  5. Step 5: Solve for x
    x = 2,403,713,659,025,370,624/1,738,206,645.90
  6. Step 6: Final answer
    x = 1,382,869,904.85

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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.