Home / 117,984,412.70-176,976,619.05-97,829,020.70

Finding the Fourth Proportional to 117,984,412.70, 176,976,619.05 and 97,829,020.70

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Solution

The fourth proportional to 117,984,412.70, 176,976,619.05 and 97,829,020.70 is: 146,743,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,984,412.70 : 176,976,619.05 = 97,829,020.70 : x
  2. Step 2: Convert to fraction form
    117,984,412.70/176,976,619.05 = 97,829,020.70/x
  3. Step 3: Cross multiply
    117,984,412.70x = 176,976,619.05 × 97,829,020.70
  4. Step 4: Simplify right side
    117,984,412.70x = 17,313,449,328,458,466
  5. Step 5: Solve for x
    x = 17,313,449,328,458,466/117,984,412.70
  6. Step 6: Final answer
    x = 146,743,531.05

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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.