Home / 656,189,192.40-984,661,702.20-247,538,619.60

Finding the Fourth Proportional to 656,189,192.40, 984,661,702.20 and 247,538,619.60

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Solution

The fourth proportional to 656,189,192.40, 984,661,702.20 and 247,538,619.60 is: 371,450,492.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,189,192.40 : 984,661,702.20 = 247,538,619.60 : x
  2. Step 2: Convert to fraction form
    656,189,192.40/984,661,702.20 = 247,538,619.60/x
  3. Step 3: Cross multiply
    656,189,192.40x = 984,661,702.20 × 247,538,619.60
  4. Step 4: Simplify right side
    656,189,192.40x = 243,741,798,535,574,304
  5. Step 5: Solve for x
    x = 243,741,798,535,574,304/656,189,192.40
  6. Step 6: Final answer
    x = 371,450,492.26

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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.