Home / 364,223,399.28-502,310,639.83-258,167,040.72

Finding the Fourth Proportional to 364,223,399.28, 502,310,639.83 and 258,167,040.72

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Solution

The fourth proportional to 364,223,399.28, 502,310,639.83 and 258,167,040.72 is: 356,045,360.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,223,399.28 : 502,310,639.83 = 258,167,040.72 : x
  2. Step 2: Convert to fraction form
    364,223,399.28/502,310,639.83 = 258,167,040.72/x
  3. Step 3: Cross multiply
    364,223,399.28x = 502,310,639.83 × 258,167,040.72
  4. Step 4: Simplify right side
    364,223,399.28x = 129,680,051,407,080,864
  5. Step 5: Solve for x
    x = 129,680,051,407,080,864/364,223,399.28
  6. Step 6: Final answer
    x = 356,045,360.25

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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.