Home / 99,997,222.02-137,995,149.84-55,343,282.04

Finding the Fourth Proportional to 99,997,222.02, 137,995,149.84 and 55,343,282.04

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Solution

The fourth proportional to 99,997,222.02, 137,995,149.84 and 55,343,282.04 is: 76,373,166.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,997,222.02 : 137,995,149.84 = 55,343,282.04 : x
  2. Step 2: Convert to fraction form
    99,997,222.02/137,995,149.84 = 55,343,282.04/x
  3. Step 3: Cross multiply
    99,997,222.02x = 137,995,149.84 × 55,343,282.04
  4. Step 4: Simplify right side
    99,997,222.02x = 7,637,104,497,747,181
  5. Step 5: Solve for x
    x = 7,637,104,497,747,181/99,997,222.02
  6. Step 6: Final answer
    x = 76,373,166.61

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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.