Home / 154,228,264.08-231,380,686.44-76,541,629.02

Finding the Fourth Proportional to 154,228,264.08, 231,380,686.44 and 76,541,629.02

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Solution

The fourth proportional to 154,228,264.08, 231,380,686.44 and 76,541,629.02 is: 114,831,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,228,264.08 : 231,380,686.44 = 76,541,629.02 : x
  2. Step 2: Convert to fraction form
    154,228,264.08/231,380,686.44 = 76,541,629.02/x
  3. Step 3: Cross multiply
    154,228,264.08x = 231,380,686.44 × 76,541,629.02
  4. Step 4: Simplify right side
    154,228,264.08x = 17,710,254,663,883,424
  5. Step 5: Solve for x
    x = 17,710,254,663,883,424/154,228,264.08
  6. Step 6: Final answer
    x = 114,831,446.55

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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.