Home / 78,996,329.04-118,463,859-27,171,077.52

Finding the Fourth Proportional to 78,996,329.04, 118,463,859 and 27,171,077.52

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Solution

The fourth proportional to 78,996,329.04, 118,463,859 and 27,171,077.52 is: 40,746,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,996,329.04 : 118,463,859 = 27,171,077.52 : x
  2. Step 2: Convert to fraction form
    78,996,329.04/118,463,859 = 27,171,077.52/x
  3. Step 3: Cross multiply
    78,996,329.04x = 118,463,859 × 27,171,077.52
  4. Step 4: Simplify right side
    78,996,329.04x = 3,218,790,696,207,349.50
  5. Step 5: Solve for x
    x = 3,218,790,696,207,349.50/78,996,329.04
  6. Step 6: Final answer
    x = 40,746,079.41

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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.