Home / 251,954,566.20-377,875,133.10-90,396,502.20

Finding the Fourth Proportional to 251,954,566.20, 377,875,133.10 and 90,396,502.20

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Solution

The fourth proportional to 251,954,566.20, 377,875,133.10 and 90,396,502.20 is: 135,574,404.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,954,566.20 : 377,875,133.10 = 90,396,502.20 : x
  2. Step 2: Convert to fraction form
    251,954,566.20/377,875,133.10 = 90,396,502.20/x
  3. Step 3: Cross multiply
    251,954,566.20x = 377,875,133.10 × 90,396,502.20
  4. Step 4: Simplify right side
    251,954,566.20x = 34,158,590,300,599,448
  5. Step 5: Solve for x
    x = 34,158,590,300,599,448/251,954,566.20
  6. Step 6: Final answer
    x = 135,574,404.61

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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.