Home / 330,328,095.52-455,741,194.98-187,258,510

Finding the Fourth Proportional to 330,328,095.52, 455,741,194.98 and 187,258,510

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Solution

The fourth proportional to 330,328,095.52, 455,741,194.98 and 187,258,510 is: 258,353,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,328,095.52 : 455,741,194.98 = 187,258,510 : x
  2. Step 2: Convert to fraction form
    330,328,095.52/455,741,194.98 = 187,258,510/x
  3. Step 3: Cross multiply
    330,328,095.52x = 455,741,194.98 × 187,258,510
  4. Step 4: Simplify right side
    330,328,095.52x = 85,341,417,117,574,288
  5. Step 5: Solve for x
    x = 85,341,417,117,574,288/330,328,095.52
  6. Step 6: Final answer
    x = 258,353,492.41

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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.