Home / 238,774,961.43-329,524,497.95-144,697,334.65

Finding the Fourth Proportional to 238,774,961.43, 329,524,497.95 and 144,697,334.65

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Solution

The fourth proportional to 238,774,961.43, 329,524,497.95 and 144,697,334.65 is: 199,691,442.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,774,961.43 : 329,524,497.95 = 144,697,334.65 : x
  2. Step 2: Convert to fraction form
    238,774,961.43/329,524,497.95 = 144,697,334.65/x
  3. Step 3: Cross multiply
    238,774,961.43x = 329,524,497.95 × 144,697,334.65
  4. Step 4: Simplify right side
    238,774,961.43x = 47,681,316,554,921,232
  5. Step 5: Solve for x
    x = 47,681,316,554,921,232/238,774,961.43
  6. Step 6: Final answer
    x = 199,691,442.81

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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.