Home / 152,974,081.56-211,103,063.82-83,359,247.16

Finding the Fourth Proportional to 152,974,081.56, 211,103,063.82 and 83,359,247.16

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Solution

The fourth proportional to 152,974,081.56, 211,103,063.82 and 83,359,247.16 is: 115,035,124.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,974,081.56 : 211,103,063.82 = 83,359,247.16 : x
  2. Step 2: Convert to fraction form
    152,974,081.56/211,103,063.82 = 83,359,247.16/x
  3. Step 3: Cross multiply
    152,974,081.56x = 211,103,063.82 × 83,359,247.16
  4. Step 4: Simplify right side
    152,974,081.56x = 17,597,392,473,204,632
  5. Step 5: Solve for x
    x = 17,597,392,473,204,632/152,974,081.56
  6. Step 6: Final answer
    x = 115,035,124.21

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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.