Home / 250,776,003.40-376,164,005.10-189,554,000.20

Finding the Fourth Proportional to 250,776,003.40, 376,164,005.10 and 189,554,000.20

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Solution

The fourth proportional to 250,776,003.40, 376,164,005.10 and 189,554,000.20 is: 284,331,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,776,003.40 : 376,164,005.10 = 189,554,000.20 : x
  2. Step 2: Convert to fraction form
    250,776,003.40/376,164,005.10 = 189,554,000.20/x
  3. Step 3: Cross multiply
    250,776,003.40x = 376,164,005.10 × 189,554,000.20
  4. Step 4: Simplify right side
    250,776,003.40x = 71,303,391,897,958,200
  5. Step 5: Solve for x
    x = 71,303,391,897,958,200/250,776,003.40
  6. Step 6: Final answer
    x = 284,331,000.30

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1.5x scale

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.