Home / 77,264,967.30-115,897,450.95-23,405,280.90

Finding the Fourth Proportional to 77,264,967.30, 115,897,450.95 and 23,405,280.90

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Solution

The fourth proportional to 77,264,967.30, 115,897,450.95 and 23,405,280.90 is: 35,107,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,264,967.30 : 115,897,450.95 = 23,405,280.90 : x
  2. Step 2: Convert to fraction form
    77,264,967.30/115,897,450.95 = 23,405,280.90/x
  3. Step 3: Cross multiply
    77,264,967.30x = 115,897,450.95 × 23,405,280.90
  4. Step 4: Simplify right side
    77,264,967.30x = 2,712,612,395,078,722
  5. Step 5: Solve for x
    x = 2,712,612,395,078,722/77,264,967.30
  6. Step 6: Final answer
    x = 35,107,921.35

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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.