Home / 169,701,143.12-254,447,538.40-65,949,205.64

Finding the Fourth Proportional to 169,701,143.12, 254,447,538.40 and 65,949,205.64

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Solution

The fourth proportional to 169,701,143.12, 254,447,538.40 and 65,949,205.64 is: 98,883,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,701,143.12 : 254,447,538.40 = 65,949,205.64 : x
  2. Step 2: Convert to fraction form
    169,701,143.12/254,447,538.40 = 65,949,205.64/x
  3. Step 3: Cross multiply
    169,701,143.12x = 254,447,538.40 × 65,949,205.64
  4. Step 4: Simplify right side
    169,701,143.12x = 16,780,613,034,533,398
  5. Step 5: Solve for x
    x = 16,780,613,034,533,398/169,701,143.12
  6. Step 6: Final answer
    x = 98,883,323.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.