Home / 266,290,288.70-367,448,767.69-147,196,792.27

Finding the Fourth Proportional to 266,290,288.70, 367,448,767.69 and 147,196,792.27

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Solution

The fourth proportional to 266,290,288.70, 367,448,767.69 and 147,196,792.27 is: 203,113,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,290,288.70 : 367,448,767.69 = 147,196,792.27 : x
  2. Step 2: Convert to fraction form
    266,290,288.70/367,448,767.69 = 147,196,792.27/x
  3. Step 3: Cross multiply
    266,290,288.70x = 367,448,767.69 × 147,196,792.27
  4. Step 4: Simplify right side
    266,290,288.70x = 54,087,279,925,830,256
  5. Step 5: Solve for x
    x = 54,087,279,925,830,256/266,290,288.70
  6. Step 6: Final answer
    x = 203,113,978.32

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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.