Home / 108,670,514.70-163,005,772.05-97,920,972.30

Finding the Fourth Proportional to 108,670,514.70, 163,005,772.05 and 97,920,972.30

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Solution

The fourth proportional to 108,670,514.70, 163,005,772.05 and 97,920,972.30 is: 146,881,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,670,514.70 : 163,005,772.05 = 97,920,972.30 : x
  2. Step 2: Convert to fraction form
    108,670,514.70/163,005,772.05 = 97,920,972.30/x
  3. Step 3: Cross multiply
    108,670,514.70x = 163,005,772.05 × 97,920,972.30
  4. Step 4: Simplify right side
    108,670,514.70x = 15,961,683,689,648,164
  5. Step 5: Solve for x
    x = 15,961,683,689,648,164/108,670,514.70
  6. Step 6: Final answer
    x = 146,881,458.45

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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.