Home / 80,329,985.03-110,857,717.67-45,521,518.07

Finding the Fourth Proportional to 80,329,985.03, 110,857,717.67 and 45,521,518.07

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Solution

The fourth proportional to 80,329,985.03, 110,857,717.67 and 45,521,518.07 is: 62,821,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,329,985.03 : 110,857,717.67 = 45,521,518.07 : x
  2. Step 2: Convert to fraction form
    80,329,985.03/110,857,717.67 = 45,521,518.07/x
  3. Step 3: Cross multiply
    80,329,985.03x = 110,857,717.67 × 45,521,518.07
  4. Step 4: Simplify right side
    80,329,985.03x = 5,046,411,597,331,967
  5. Step 5: Solve for x
    x = 5,046,411,597,331,967/80,329,985.03
  6. Step 6: Final answer
    x = 62,821,020.02

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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.