Home / 178,918,019.40-268,377,029.10-175,894,710.60

Finding the Fourth Proportional to 178,918,019.40, 268,377,029.10 and 175,894,710.60

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Solution

The fourth proportional to 178,918,019.40, 268,377,029.10 and 175,894,710.60 is: 263,842,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,918,019.40 : 268,377,029.10 = 175,894,710.60 : x
  2. Step 2: Convert to fraction form
    178,918,019.40/268,377,029.10 = 175,894,710.60/x
  3. Step 3: Cross multiply
    178,918,019.40x = 268,377,029.10 × 175,894,710.60
  4. Step 4: Simplify right side
    178,918,019.40x = 47,206,099,865,232,272
  5. Step 5: Solve for x
    x = 47,206,099,865,232,272/178,918,019.40
  6. Step 6: Final answer
    x = 263,842,065.90

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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.