Home / 313,787,860.07-432,041,565.26-266,645,500.43

Finding the Fourth Proportional to 313,787,860.07, 432,041,565.26 and 266,645,500.43

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Solution

The fourth proportional to 313,787,860.07, 432,041,565.26 and 266,645,500.43 is: 367,133,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,787,860.07 : 432,041,565.26 = 266,645,500.43 : x
  2. Step 2: Convert to fraction form
    313,787,860.07/432,041,565.26 = 266,645,500.43/x
  3. Step 3: Cross multiply
    313,787,860.07x = 432,041,565.26 × 266,645,500.43
  4. Step 4: Simplify right side
    313,787,860.07x = 115,201,939,375,313,200
  5. Step 5: Solve for x
    x = 115,201,939,375,313,200/313,787,860.07
  6. Step 6: Final answer
    x = 367,133,194.22

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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.