Home / 370,196,565.21-510,863,955.57-202,933,186.83

Finding the Fourth Proportional to 370,196,565.21, 510,863,955.57 and 202,933,186.83

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Solution

The fourth proportional to 370,196,565.21, 510,863,955.57 and 202,933,186.83 is: 280,043,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,196,565.21 : 510,863,955.57 = 202,933,186.83 : x
  2. Step 2: Convert to fraction form
    370,196,565.21/510,863,955.57 = 202,933,186.83/x
  3. Step 3: Cross multiply
    370,196,565.21x = 510,863,955.57 × 202,933,186.83
  4. Step 4: Simplify right side
    370,196,565.21x = 103,671,250,540,399,632
  5. Step 5: Solve for x
    x = 103,671,250,540,399,632/370,196,565.21
  6. Step 6: Final answer
    x = 280,043,793.71

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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.