Home / 255,265,146.64-352,266,631.96-147,995,315.64

Finding the Fourth Proportional to 255,265,146.64, 352,266,631.96 and 147,995,315.64

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Solution

The fourth proportional to 255,265,146.64, 352,266,631.96 and 147,995,315.64 is: 204,233,958.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,265,146.64 : 352,266,631.96 = 147,995,315.64 : x
  2. Step 2: Convert to fraction form
    255,265,146.64/352,266,631.96 = 147,995,315.64/x
  3. Step 3: Cross multiply
    255,265,146.64x = 352,266,631.96 × 147,995,315.64
  4. Step 4: Simplify right side
    255,265,146.64x = 52,133,811,386,359,904
  5. Step 5: Solve for x
    x = 52,133,811,386,359,904/255,265,146.64
  6. Step 6: Final answer
    x = 204,233,958.58

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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.