Home / 173,877,005.40-260,815,508.10-112,655,002.20

Finding the Fourth Proportional to 173,877,005.40, 260,815,508.10 and 112,655,002.20

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Solution

The fourth proportional to 173,877,005.40, 260,815,508.10 and 112,655,002.20 is: 168,982,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,877,005.40 : 260,815,508.10 = 112,655,002.20 : x
  2. Step 2: Convert to fraction form
    173,877,005.40/260,815,508.10 = 112,655,002.20/x
  3. Step 3: Cross multiply
    173,877,005.40x = 260,815,508.10 × 112,655,002.20
  4. Step 4: Simplify right side
    173,877,005.40x = 29,382,171,638,799,616
  5. Step 5: Solve for x
    x = 29,382,171,638,799,616/173,877,005.40
  6. Step 6: Final answer
    x = 168,982,503.30

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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.