Home / 1,870,199,834.85-2,805,736,321.22-542,255,651.01

Finding the Fourth Proportional to 1,870,199,834.85, 2,805,736,321.22 and 542,255,651.01

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Solution

The fourth proportional to 1,870,199,834.85, 2,805,736,321.22 and 542,255,651.01 is: 813,510,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,199,834.85 : 2,805,736,321.22 = 542,255,651.01 : x
  2. Step 2: Convert to fraction form
    1,870,199,834.85/2,805,736,321.22 = 542,255,651.01/x
  3. Step 3: Cross multiply
    1,870,199,834.85x = 2,805,736,321.22 × 542,255,651.01
  4. Step 4: Simplify right side
    1,870,199,834.85x = 1,521,426,375,422,842,368
  5. Step 5: Solve for x
    x = 1,521,426,375,422,842,368/1,870,199,834.85
  6. Step 6: Final answer
    x = 813,510,057.63

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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.