Home / 99,107,293.74-136,789,924.95-55,069,424.34

Finding the Fourth Proportional to 99,107,293.74, 136,789,924.95 and 55,069,424.34

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Solution

The fourth proportional to 99,107,293.74, 136,789,924.95 and 55,069,424.34 is: 76,007,951.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,107,293.74 : 136,789,924.95 = 55,069,424.34 : x
  2. Step 2: Convert to fraction form
    99,107,293.74/136,789,924.95 = 55,069,424.34/x
  3. Step 3: Cross multiply
    99,107,293.74x = 136,789,924.95 × 55,069,424.34
  4. Step 4: Simplify right side
    99,107,293.74x = 7,532,942,422,508,303
  5. Step 5: Solve for x
    x = 7,532,942,422,508,303/99,107,293.74
  6. Step 6: Final answer
    x = 76,007,951.97

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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.