Home / 80,256,521.90-110,760,830.88-45,455,403.26

Finding the Fourth Proportional to 80,256,521.90, 110,760,830.88 and 45,455,403.26

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Solution

The fourth proportional to 80,256,521.90, 110,760,830.88 and 45,455,403.26 is: 62,732,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,256,521.90 : 110,760,830.88 = 45,455,403.26 : x
  2. Step 2: Convert to fraction form
    80,256,521.90/110,760,830.88 = 45,455,403.26/x
  3. Step 3: Cross multiply
    80,256,521.90x = 110,760,830.88 × 45,455,403.26
  4. Step 4: Simplify right side
    80,256,521.90x = 5,034,678,233,063,060
  5. Step 5: Solve for x
    x = 5,034,678,233,063,060/80,256,521.90
  6. Step 6: Final answer
    x = 62,732,325.22

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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.