Home / 475,126,785.32-655,700,661.88-266,349,991.64

Finding the Fourth Proportional to 475,126,785.32, 655,700,661.88 and 266,349,991.64

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Solution

The fourth proportional to 475,126,785.32, 655,700,661.88 and 266,349,991.64 is: 367,577,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,126,785.32 : 655,700,661.88 = 266,349,991.64 : x
  2. Step 2: Convert to fraction form
    475,126,785.32/655,700,661.88 = 266,349,991.64/x
  3. Step 3: Cross multiply
    475,126,785.32x = 655,700,661.88 × 266,349,991.64
  4. Step 4: Simplify right side
    475,126,785.32x = 174,645,865,810,080,448
  5. Step 5: Solve for x
    x = 174,645,865,810,080,448/475,126,785.32
  6. Step 6: Final answer
    x = 367,577,394.51

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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.