Home / 141,950,409.35-213,000,632.28-100,717,758

Finding the Fourth Proportional to 141,950,409.35, 213,000,632.28 and 100,717,758

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Solution

The fourth proportional to 141,950,409.35, 213,000,632.28 and 100,717,758 is: 151,129,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,950,409.35 : 213,000,632.28 = 100,717,758 : x
  2. Step 2: Convert to fraction form
    141,950,409.35/213,000,632.28 = 100,717,758/x
  3. Step 3: Cross multiply
    141,950,409.35x = 213,000,632.28 × 100,717,758
  4. Step 4: Simplify right side
    141,950,409.35x = 21,452,946,135,824,028
  5. Step 5: Solve for x
    x = 21,452,946,135,824,028/141,950,409.35
  6. Step 6: Final answer
    x = 151,129,864.54

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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.