Home / 99,772,778.25-136,686,435.07-96,042,451.64

Finding the Fourth Proportional to 99,772,778.25, 136,686,435.07 and 96,042,451.64

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Solution

The fourth proportional to 99,772,778.25, 136,686,435.07 and 96,042,451.64 is: 131,575,972.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,772,778.25 : 136,686,435.07 = 96,042,451.64 : x
  2. Step 2: Convert to fraction form
    99,772,778.25/136,686,435.07 = 96,042,451.64/x
  3. Step 3: Cross multiply
    99,772,778.25x = 136,686,435.07 × 96,042,451.64
  4. Step 4: Simplify right side
    99,772,778.25x = 13,127,700,330,054,474
  5. Step 5: Solve for x
    x = 13,127,700,330,054,474/99,772,778.25
  6. Step 6: Final answer
    x = 131,575,972.53

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.