Home / 180,346,685.02-248,878,907.67-97,840,469.78

Finding the Fourth Proportional to 180,346,685.02, 248,878,907.67 and 97,840,469.78

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Solution

The fourth proportional to 180,346,685.02, 248,878,907.67 and 97,840,469.78 is: 135,020,109.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,346,685.02 : 248,878,907.67 = 97,840,469.78 : x
  2. Step 2: Convert to fraction form
    180,346,685.02/248,878,907.67 = 97,840,469.78/x
  3. Step 3: Cross multiply
    180,346,685.02x = 248,878,907.67 × 97,840,469.78
  4. Step 4: Simplify right side
    180,346,685.02x = 24,350,429,244,766,044
  5. Step 5: Solve for x
    x = 24,350,429,244,766,044/180,346,685.02
  6. Step 6: Final answer
    x = 135,020,109.97

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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.