Home / 173,887,885.40-260,831,828.10-112,665,882.20

Finding the Fourth Proportional to 173,887,885.40, 260,831,828.10 and 112,665,882.20

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Solution

The fourth proportional to 173,887,885.40, 260,831,828.10 and 112,665,882.20 is: 168,998,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,887,885.40 : 260,831,828.10 = 112,665,882.20 : x
  2. Step 2: Convert to fraction form
    173,887,885.40/260,831,828.10 = 112,665,882.20/x
  3. Step 3: Cross multiply
    173,887,885.40x = 260,831,828.10 × 112,665,882.20
  4. Step 4: Simplify right side
    173,887,885.40x = 29,386,848,018,725,248
  5. Step 5: Solve for x
    x = 29,386,848,018,725,248/173,887,885.40
  6. Step 6: Final answer
    x = 168,998,823.30

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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.