Home / 265,775,956.35-398,663,934.53-163,207,405.95

Finding the Fourth Proportional to 265,775,956.35, 398,663,934.53 and 163,207,405.95

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Solution

The fourth proportional to 265,775,956.35, 398,663,934.53 and 163,207,405.95 is: 244,811,108.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,775,956.35 : 398,663,934.53 = 163,207,405.95 : x
  2. Step 2: Convert to fraction form
    265,775,956.35/398,663,934.53 = 163,207,405.95/x
  3. Step 3: Cross multiply
    265,775,956.35x = 398,663,934.53 × 163,207,405.95
  4. Step 4: Simplify right side
    265,775,956.35x = 65,064,906,599,645,888
  5. Step 5: Solve for x
    x = 65,064,906,599,645,888/265,775,956.35
  6. Step 6: Final answer
    x = 244,811,108.93

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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.