Home / 247,418,033.22-341,437,680.81-137,409,742.98

Finding the Fourth Proportional to 247,418,033.22, 341,437,680.81 and 137,409,742.98

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Solution

The fourth proportional to 247,418,033.22, 341,437,680.81 and 137,409,742.98 is: 189,625,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,418,033.22 : 341,437,680.81 = 137,409,742.98 : x
  2. Step 2: Convert to fraction form
    247,418,033.22/341,437,680.81 = 137,409,742.98/x
  3. Step 3: Cross multiply
    247,418,033.22x = 341,437,680.81 × 137,409,742.98
  4. Step 4: Simplify right side
    247,418,033.22x = 46,916,863,963,789,376
  5. Step 5: Solve for x
    x = 46,916,863,963,789,376/247,418,033.22
  6. Step 6: Final answer
    x = 189,625,886.82

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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.