Home / 148,565,351.40-223,015,988.70-114,637,108.20

Finding the Fourth Proportional to 148,565,351.40, 223,015,988.70 and 114,637,108.20

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Solution

The fourth proportional to 148,565,351.40, 223,015,988.70 and 114,637,108.20 is: 172,085,266.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,565,351.40 : 223,015,988.70 = 114,637,108.20 : x
  2. Step 2: Convert to fraction form
    148,565,351.40/223,015,988.70 = 114,637,108.20/x
  3. Step 3: Cross multiply
    148,565,351.40x = 223,015,988.70 × 114,637,108.20
  4. Step 4: Simplify right side
    148,565,351.40x = 25,565,908,026,931,876
  5. Step 5: Solve for x
    x = 25,565,908,026,931,876/148,565,351.40
  6. Step 6: Final answer
    x = 172,085,266.09

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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.