Home / 453,261,638.80-679,892,458.20-180,827,923.60

Finding the Fourth Proportional to 453,261,638.80, 679,892,458.20 and 180,827,923.60

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Solution

The fourth proportional to 453,261,638.80, 679,892,458.20 and 180,827,923.60 is: 271,241,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,261,638.80 : 679,892,458.20 = 180,827,923.60 : x
  2. Step 2: Convert to fraction form
    453,261,638.80/679,892,458.20 = 180,827,923.60/x
  3. Step 3: Cross multiply
    453,261,638.80x = 679,892,458.20 × 180,827,923.60
  4. Step 4: Simplify right side
    453,261,638.80x = 122,943,541,487,605,792
  5. Step 5: Solve for x
    x = 122,943,541,487,605,792/453,261,638.80
  6. Step 6: Final answer
    x = 271,241,885.40

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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.