Home / 202,986,659.84-280,123,607.04-110,167,992.32

Finding the Fourth Proportional to 202,986,659.84, 280,123,607.04 and 110,167,992.32

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Solution

The fourth proportional to 202,986,659.84, 280,123,607.04 and 110,167,992.32 is: 152,032,923.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,986,659.84 : 280,123,607.04 = 110,167,992.32 : x
  2. Step 2: Convert to fraction form
    202,986,659.84/280,123,607.04 = 110,167,992.32/x
  3. Step 3: Cross multiply
    202,986,659.84x = 280,123,607.04 × 110,167,992.32
  4. Step 4: Simplify right side
    202,986,659.84x = 30,860,655,389,033,420
  5. Step 5: Solve for x
    x = 30,860,655,389,033,420/202,986,659.84
  6. Step 6: Final answer
    x = 152,032,923.81

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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.