Home / 134,664,981.57-185,837,754.38-75,126,277.80

Finding the Fourth Proportional to 134,664,981.57, 185,837,754.38 and 75,126,277.80

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Solution

The fourth proportional to 134,664,981.57, 185,837,754.38 and 75,126,277.80 is: 103,674,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,664,981.57 : 185,837,754.38 = 75,126,277.80 : x
  2. Step 2: Convert to fraction form
    134,664,981.57/185,837,754.38 = 75,126,277.80/x
  3. Step 3: Cross multiply
    134,664,981.57x = 185,837,754.38 × 75,126,277.80
  4. Step 4: Simplify right side
    134,664,981.57x = 13,961,298,760,904,414
  5. Step 5: Solve for x
    x = 13,961,298,760,904,414/134,664,981.57
  6. Step 6: Final answer
    x = 103,674,307.89

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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.