Home / 72,580,385.70-108,870,578.55-46,882,260.90

Finding the Fourth Proportional to 72,580,385.70, 108,870,578.55 and 46,882,260.90

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Solution

The fourth proportional to 72,580,385.70, 108,870,578.55 and 46,882,260.90 is: 70,323,391.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,580,385.70 : 108,870,578.55 = 46,882,260.90 : x
  2. Step 2: Convert to fraction form
    72,580,385.70/108,870,578.55 = 46,882,260.90/x
  3. Step 3: Cross multiply
    72,580,385.70x = 108,870,578.55 × 46,882,260.90
  4. Step 4: Simplify right side
    72,580,385.70x = 5,104,098,867,915,043
  5. Step 5: Solve for x
    x = 5,104,098,867,915,043/72,580,385.70
  6. Step 6: Final answer
    x = 70,323,391.35

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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.