Home / 453,261,630.30-679,892,445.45-180,827,915.10

Finding the Fourth Proportional to 453,261,630.30, 679,892,445.45 and 180,827,915.10

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Solution

The fourth proportional to 453,261,630.30, 679,892,445.45 and 180,827,915.10 is: 271,241,872.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,261,630.30 : 679,892,445.45 = 180,827,915.10 : x
  2. Step 2: Convert to fraction form
    453,261,630.30/679,892,445.45 = 180,827,915.10/x
  3. Step 3: Cross multiply
    453,261,630.30x = 679,892,445.45 × 180,827,915.10
  4. Step 4: Simplify right side
    453,261,630.30x = 122,943,533,402,963,984
  5. Step 5: Solve for x
    x = 122,943,533,402,963,984/453,261,630.30
  6. Step 6: Final answer
    x = 271,241,872.65

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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.