Home / 100,926,225.65-139,278,247.44-54,516,480.03

Finding the Fourth Proportional to 100,926,225.65, 139,278,247.44 and 54,516,480.03

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Solution

The fourth proportional to 100,926,225.65, 139,278,247.44 and 54,516,480.03 is: 75,232,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,225.65 : 139,278,247.44 = 54,516,480.03 : x
  2. Step 2: Convert to fraction form
    100,926,225.65/139,278,247.44 = 54,516,480.03/x
  3. Step 3: Cross multiply
    100,926,225.65x = 139,278,247.44 × 54,516,480.03
  4. Step 4: Simplify right side
    100,926,225.65x = 7,592,959,795,176,159
  5. Step 5: Solve for x
    x = 7,592,959,795,176,159/100,926,225.65
  6. Step 6: Final answer
    x = 75,232,772.71

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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.