Home / 117,404,425.57-176,128,287.86-38,625,368.51

Finding the Fourth Proportional to 117,404,425.57, 176,128,287.86 and 38,625,368.51

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Solution

The fourth proportional to 117,404,425.57, 176,128,287.86 and 38,625,368.51 is: 57,945,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,404,425.57 : 176,128,287.86 = 38,625,368.51 : x
  2. Step 2: Convert to fraction form
    117,404,425.57/176,128,287.86 = 38,625,368.51/x
  3. Step 3: Cross multiply
    117,404,425.57x = 176,128,287.86 × 38,625,368.51
  4. Step 4: Simplify right side
    117,404,425.57x = 6,803,020,023,627,859
  5. Step 5: Solve for x
    x = 6,803,020,023,627,859/117,404,425.57
  6. Step 6: Final answer
    x = 57,945,175.33

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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.