Home / 1,396,331,385.30-2,094,497,077.95-619,152,066.90

Finding the Fourth Proportional to 1,396,331,385.30, 2,094,497,077.95 and 619,152,066.90

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Solution

The fourth proportional to 1,396,331,385.30, 2,094,497,077.95 and 619,152,066.90 is: 928,728,100.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,331,385.30 : 2,094,497,077.95 = 619,152,066.90 : x
  2. Step 2: Convert to fraction form
    1,396,331,385.30/2,094,497,077.95 = 619,152,066.90/x
  3. Step 3: Cross multiply
    1,396,331,385.30x = 2,094,497,077.95 × 619,152,066.90
  4. Step 4: Simplify right side
    1,396,331,385.30x = 1,296,812,194,928,752,896
  5. Step 5: Solve for x
    x = 1,296,812,194,928,752,896/1,396,331,385.30
  6. Step 6: Final answer
    x = 928,728,100.35

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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.