Home / 54,606,622.30-81,909,933.45-49,126,875.10

Finding the Fourth Proportional to 54,606,622.30, 81,909,933.45 and 49,126,875.10

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Solution

The fourth proportional to 54,606,622.30, 81,909,933.45 and 49,126,875.10 is: 73,690,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,606,622.30 : 81,909,933.45 = 49,126,875.10 : x
  2. Step 2: Convert to fraction form
    54,606,622.30/81,909,933.45 = 49,126,875.10/x
  3. Step 3: Cross multiply
    54,606,622.30x = 81,909,933.45 × 49,126,875.10
  4. Step 4: Simplify right side
    54,606,622.30x = 4,023,979,070,047,462.50
  5. Step 5: Solve for x
    x = 4,023,979,070,047,462.50/54,606,622.30
  6. Step 6: Final answer
    x = 73,690,312.65

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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.