Home / 453,261,643.80-679,892,465.70-180,827,928.60

Finding the Fourth Proportional to 453,261,643.80, 679,892,465.70 and 180,827,928.60

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Solution

The fourth proportional to 453,261,643.80, 679,892,465.70 and 180,827,928.60 is: 271,241,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,261,643.80 : 679,892,465.70 = 180,827,928.60 : x
  2. Step 2: Convert to fraction form
    453,261,643.80/679,892,465.70 = 180,827,928.60/x
  3. Step 3: Cross multiply
    453,261,643.80x = 679,892,465.70 × 180,827,928.60
  4. Step 4: Simplify right side
    453,261,643.80x = 122,943,546,243,277,552
  5. Step 5: Solve for x
    x = 122,943,546,243,277,552/453,261,643.80
  6. Step 6: Final answer
    x = 271,241,892.90

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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.