Home / 104,976,201.85-157,464,302.78-72,097,718.65

Finding the Fourth Proportional to 104,976,201.85, 157,464,302.78 and 72,097,718.65

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Solution

The fourth proportional to 104,976,201.85, 157,464,302.78 and 72,097,718.65 is: 108,146,577.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,201.85 : 157,464,302.78 = 72,097,718.65 : x
  2. Step 2: Convert to fraction form
    104,976,201.85/157,464,302.78 = 72,097,718.65/x
  3. Step 3: Cross multiply
    104,976,201.85x = 157,464,302.78 × 72,097,718.65
  4. Step 4: Simplify right side
    104,976,201.85x = 11,352,816,999,250,854
  5. Step 5: Solve for x
    x = 11,352,816,999,250,854/104,976,201.85
  6. Step 6: Final answer
    x = 108,146,577.98

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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.