Home / 268,908,385.29-371,112,575.93-149,838,881.61

Finding the Fourth Proportional to 268,908,385.29, 371,112,575.93 and 149,838,881.61

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Solution

The fourth proportional to 268,908,385.29, 371,112,575.93 and 149,838,881.61 is: 206,788,246.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,908,385.29 : 371,112,575.93 = 149,838,881.61 : x
  2. Step 2: Convert to fraction form
    268,908,385.29/371,112,575.93 = 149,838,881.61/x
  3. Step 3: Cross multiply
    268,908,385.29x = 371,112,575.93 × 149,838,881.61
  4. Step 4: Simplify right side
    268,908,385.29x = 55,607,093,328,757,416
  5. Step 5: Solve for x
    x = 55,607,093,328,757,416/268,908,385.29
  6. Step 6: Final answer
    x = 206,788,246.00

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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.