Home / 54,128,300.30-81,192,450.45-43,924,633.10

Finding the Fourth Proportional to 54,128,300.30, 81,192,450.45 and 43,924,633.10

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Solution

The fourth proportional to 54,128,300.30, 81,192,450.45 and 43,924,633.10 is: 65,886,949.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,300.30 : 81,192,450.45 = 43,924,633.10 : x
  2. Step 2: Convert to fraction form
    54,128,300.30/81,192,450.45 = 43,924,633.10/x
  3. Step 3: Cross multiply
    54,128,300.30x = 81,192,450.45 × 43,924,633.10
  4. Step 4: Simplify right side
    54,128,300.30x = 3,566,348,596,506,180
  5. Step 5: Solve for x
    x = 3,566,348,596,506,180/54,128,300.30
  6. Step 6: Final answer
    x = 65,886,949.65

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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.