Home / 902,073,601.90-1,353,110,402.85-442,908,577.90

Finding the Fourth Proportional to 902,073,601.90, 1,353,110,402.85 and 442,908,577.90

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Solution

The fourth proportional to 902,073,601.90, 1,353,110,402.85 and 442,908,577.90 is: 664,362,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,073,601.90 : 1,353,110,402.85 = 442,908,577.90 : x
  2. Step 2: Convert to fraction form
    902,073,601.90/1,353,110,402.85 = 442,908,577.90/x
  3. Step 3: Cross multiply
    902,073,601.90x = 1,353,110,402.85 × 442,908,577.90
  4. Step 4: Simplify right side
    902,073,601.90x = 599,304,204,267,989,504
  5. Step 5: Solve for x
    x = 599,304,204,267,989,504/902,073,601.90
  6. Step 6: Final answer
    x = 664,362,866.85

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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.