Home / 247,734,518.40-341,895,419.31-136,245,005.70

Finding the Fourth Proportional to 247,734,518.40, 341,895,419.31 and 136,245,005.70

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Solution

The fourth proportional to 247,734,518.40, 341,895,419.31 and 136,245,005.70 is: 188,030,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,734,518.40 : 341,895,419.31 = 136,245,005.70 : x
  2. Step 2: Convert to fraction form
    247,734,518.40/341,895,419.31 = 136,245,005.70/x
  3. Step 3: Cross multiply
    247,734,518.40x = 341,895,419.31 × 136,245,005.70
  4. Step 4: Simplify right side
    247,734,518.40x = 46,581,543,352,694,840
  5. Step 5: Solve for x
    x = 46,581,543,352,694,840/247,734,518.40
  6. Step 6: Final answer
    x = 188,030,088.23

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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.