Home / 1,098,753,610.20-1,648,130,415.30-806,035,907.40

Finding the Fourth Proportional to 1,098,753,610.20, 1,648,130,415.30 and 806,035,907.40

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Solution

The fourth proportional to 1,098,753,610.20, 1,648,130,415.30 and 806,035,907.40 is: 1,209,053,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,753,610.20 : 1,648,130,415.30 = 806,035,907.40 : x
  2. Step 2: Convert to fraction form
    1,098,753,610.20/1,648,130,415.30 = 806,035,907.40/x
  3. Step 3: Cross multiply
    1,098,753,610.20x = 1,648,130,415.30 × 806,035,907.40
  4. Step 4: Simplify right side
    1,098,753,610.20x = 1,328,452,294,809,874,176
  5. Step 5: Solve for x
    x = 1,328,452,294,809,874,176/1,098,753,610.20
  6. Step 6: Final answer
    x = 1,209,053,861.10

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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.