Home / 99,001,711.17-136,621,357.25-54,949,090.41

Finding the Fourth Proportional to 99,001,711.17, 136,621,357.25 and 54,949,090.41

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Solution

The fourth proportional to 99,001,711.17, 136,621,357.25 and 54,949,090.41 is: 75,829,187.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,001,711.17 : 136,621,357.25 = 54,949,090.41 : x
  2. Step 2: Convert to fraction form
    99,001,711.17/136,621,357.25 = 54,949,090.41/x
  3. Step 3: Cross multiply
    99,001,711.17x = 136,621,357.25 × 54,949,090.41
  4. Step 4: Simplify right side
    99,001,711.17x = 7,507,219,311,192,413
  5. Step 5: Solve for x
    x = 7,507,219,311,192,413/99,001,711.17
  6. Step 6: Final answer
    x = 75,829,187.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.