Home / 100,926,245.32-139,278,274.60-54,516,499.63

Finding the Fourth Proportional to 100,926,245.32, 139,278,274.60 and 54,516,499.63

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Solution

The fourth proportional to 100,926,245.32, 139,278,274.60 and 54,516,499.63 is: 75,232,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,245.32 : 139,278,274.60 = 54,516,499.63 : x
  2. Step 2: Convert to fraction form
    100,926,245.32/139,278,274.60 = 54,516,499.63/x
  3. Step 3: Cross multiply
    100,926,245.32x = 139,278,274.60 × 54,516,499.63
  4. Step 4: Simplify right side
    100,926,245.32x = 7,592,964,005,001,547
  5. Step 5: Solve for x
    x = 7,592,964,005,001,547/100,926,245.32
  6. Step 6: Final answer
    x = 75,232,799.77

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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.