Home / 341,687,541.22-512,717,896.19-144,920,347.61

Finding the Fourth Proportional to 341,687,541.22, 512,717,896.19 and 144,920,347.61

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Solution

The fourth proportional to 341,687,541.22, 512,717,896.19 and 144,920,347.61 is: 217,459,657.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,687,541.22 : 512,717,896.19 = 144,920,347.61 : x
  2. Step 2: Convert to fraction form
    341,687,541.22/512,717,896.19 = 144,920,347.61/x
  3. Step 3: Cross multiply
    341,687,541.22x = 512,717,896.19 × 144,920,347.61
  4. Step 4: Simplify right side
    341,687,541.22x = 74,303,255,739,521,392
  5. Step 5: Solve for x
    x = 74,303,255,739,521,392/341,687,541.22
  6. Step 6: Final answer
    x = 217,459,657.66

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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.