Home / 152,422,282.29-210,327,572.52-86,329,589.52

Finding the Fourth Proportional to 152,422,282.29, 210,327,572.52 and 86,329,589.52

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Solution

The fourth proportional to 152,422,282.29, 210,327,572.52 and 86,329,589.52 is: 119,126,237.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,422,282.29 : 210,327,572.52 = 86,329,589.52 : x
  2. Step 2: Convert to fraction form
    152,422,282.29/210,327,572.52 = 86,329,589.52/x
  3. Step 3: Cross multiply
    152,422,282.29x = 210,327,572.52 × 86,329,589.52
  4. Step 4: Simplify right side
    152,422,282.29x = 18,157,493,000,389,632
  5. Step 5: Solve for x
    x = 18,157,493,000,389,632/152,422,282.29
  6. Step 6: Final answer
    x = 119,126,237.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.