Home / 173,887,881.40-260,831,822.10-112,665,878.20

Finding the Fourth Proportional to 173,887,881.40, 260,831,822.10 and 112,665,878.20

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Solution

The fourth proportional to 173,887,881.40, 260,831,822.10 and 112,665,878.20 is: 168,998,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,887,881.40 : 260,831,822.10 = 112,665,878.20 : x
  2. Step 2: Convert to fraction form
    173,887,881.40/260,831,822.10 = 112,665,878.20/x
  3. Step 3: Cross multiply
    173,887,881.40x = 260,831,822.10 × 112,665,878.20
  4. Step 4: Simplify right side
    173,887,881.40x = 29,386,846,299,402,668
  5. Step 5: Solve for x
    x = 29,386,846,299,402,668/173,887,881.40
  6. Step 6: Final answer
    x = 168,998,817.30

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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.