Home / 110,642,631.40-165,963,947.10-53,247,003.40

Finding the Fourth Proportional to 110,642,631.40, 165,963,947.10 and 53,247,003.40

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Solution

The fourth proportional to 110,642,631.40, 165,963,947.10 and 53,247,003.40 is: 79,870,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,642,631.40 : 165,963,947.10 = 53,247,003.40 : x
  2. Step 2: Convert to fraction form
    110,642,631.40/165,963,947.10 = 53,247,003.40/x
  3. Step 3: Cross multiply
    110,642,631.40x = 165,963,947.10 × 53,247,003.40
  4. Step 4: Simplify right side
    110,642,631.40x = 8,837,082,855,511,120
  5. Step 5: Solve for x
    x = 8,837,082,855,511,120/110,642,631.40
  6. Step 6: Final answer
    x = 79,870,505.10

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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.