Home / 1,098,753,623.70-1,648,130,435.55-806,035,920.90

Finding the Fourth Proportional to 1,098,753,623.70, 1,648,130,435.55 and 806,035,920.90

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Solution

The fourth proportional to 1,098,753,623.70, 1,648,130,435.55 and 806,035,920.90 is: 1,209,053,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,753,623.70 : 1,648,130,435.55 = 806,035,920.90 : x
  2. Step 2: Convert to fraction form
    1,098,753,623.70/1,648,130,435.55 = 806,035,920.90/x
  3. Step 3: Cross multiply
    1,098,753,623.70x = 1,648,130,435.55 × 806,035,920.90
  4. Step 4: Simplify right side
    1,098,753,623.70x = 1,328,452,333,381,862,144
  5. Step 5: Solve for x
    x = 1,328,452,333,381,862,144/1,098,753,623.70
  6. Step 6: Final answer
    x = 1,209,053,881.35

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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.