Home / 77,665,451.04-116,467,897.50-29,116,839.51

Finding the Fourth Proportional to 77,665,451.04, 116,467,897.50 and 29,116,839.51

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Solution

The fourth proportional to 77,665,451.04, 116,467,897.50 and 29,116,839.51 is: 43,663,907.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,665,451.04 : 116,467,897.50 = 29,116,839.51 : x
  2. Step 2: Convert to fraction form
    77,665,451.04/116,467,897.50 = 29,116,839.51/x
  3. Step 3: Cross multiply
    77,665,451.04x = 116,467,897.50 × 29,116,839.51
  4. Step 4: Simplify right side
    77,665,451.04x = 3,391,177,079,574,630.50
  5. Step 5: Solve for x
    x = 3,391,177,079,574,630.50/77,665,451.04
  6. Step 6: Final answer
    x = 43,663,907.62

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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.