Home / 112,008,001.40-167,823,045.30-54,376,177.40

Finding the Fourth Proportional to 112,008,001.40, 167,823,045.30 and 54,376,177.40

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Solution

The fourth proportional to 112,008,001.40, 167,823,045.30 and 54,376,177.40 is: 81,472,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,008,001.40 : 167,823,045.30 = 54,376,177.40 : x
  2. Step 2: Convert to fraction form
    112,008,001.40/167,823,045.30 = 54,376,177.40/x
  3. Step 3: Cross multiply
    112,008,001.40x = 167,823,045.30 × 54,376,177.40
  4. Step 4: Simplify right side
    112,008,001.40x = 9,125,575,683,041,036
  5. Step 5: Solve for x
    x = 9,125,575,683,041,036/112,008,001.40
  6. Step 6: Final answer
    x = 81,472,533.83

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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.