Home / 145,110,707.64-200,266,921.26-108,377,505.72

Finding the Fourth Proportional to 145,110,707.64, 200,266,921.26 and 108,377,505.72

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Solution

The fourth proportional to 145,110,707.64, 200,266,921.26 and 108,377,505.72 is: 149,571,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,110,707.64 : 200,266,921.26 = 108,377,505.72 : x
  2. Step 2: Convert to fraction form
    145,110,707.64/200,266,921.26 = 108,377,505.72/x
  3. Step 3: Cross multiply
    145,110,707.64x = 200,266,921.26 × 108,377,505.72
  4. Step 4: Simplify right side
    145,110,707.64x = 21,704,429,404,382,440
  5. Step 5: Solve for x
    x = 21,704,429,404,382,440/145,110,707.64
  6. Step 6: Final answer
    x = 149,571,522.03

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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.