Home / 126,702,836.88-174,849,914.91-68,756,084.88

Finding the Fourth Proportional to 126,702,836.88, 174,849,914.91 and 68,756,084.88

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Solution

The fourth proportional to 126,702,836.88, 174,849,914.91 and 68,756,084.88 is: 94,883,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,702,836.88 : 174,849,914.91 = 68,756,084.88 : x
  2. Step 2: Convert to fraction form
    126,702,836.88/174,849,914.91 = 68,756,084.88/x
  3. Step 3: Cross multiply
    126,702,836.88x = 174,849,914.91 × 68,756,084.88
  4. Step 4: Simplify right side
    126,702,836.88x = 12,021,995,590,812,736
  5. Step 5: Solve for x
    x = 12,021,995,590,812,736/126,702,836.88
  6. Step 6: Final answer
    x = 94,883,397.14

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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.