Home / 898,151,409.90-1,347,227,114.85-656,286,705.90

Finding the Fourth Proportional to 898,151,409.90, 1,347,227,114.85 and 656,286,705.90

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Solution

The fourth proportional to 898,151,409.90, 1,347,227,114.85 and 656,286,705.90 is: 984,430,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,151,409.90 : 1,347,227,114.85 = 656,286,705.90 : x
  2. Step 2: Convert to fraction form
    898,151,409.90/1,347,227,114.85 = 656,286,705.90/x
  3. Step 3: Cross multiply
    898,151,409.90x = 1,347,227,114.85 × 656,286,705.90
  4. Step 4: Simplify right side
    898,151,409.90x = 884,167,245,304,067,328
  5. Step 5: Solve for x
    x = 884,167,245,304,067,328/898,151,409.90
  6. Step 6: Final answer
    x = 984,430,058.85

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Double scale
Find fourth proportional to 898,151,410.90, 1,347,227,116.35 and 656,286,706.90
Similar ratio
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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.