Home / 100,926,236.94-139,278,263.04-54,516,491.25

Finding the Fourth Proportional to 100,926,236.94, 139,278,263.04 and 54,516,491.25

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Solution

The fourth proportional to 100,926,236.94, 139,278,263.04 and 54,516,491.25 is: 75,232,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,236.94 : 139,278,263.04 = 54,516,491.25 : x
  2. Step 2: Convert to fraction form
    100,926,236.94/139,278,263.04 = 54,516,491.25/x
  3. Step 3: Cross multiply
    100,926,236.94x = 139,278,263.04 × 54,516,491.25
  4. Step 4: Simplify right side
    100,926,236.94x = 7,592,962,208,335,358
  5. Step 5: Solve for x
    x = 7,592,962,208,335,358/100,926,236.94
  6. Step 6: Final answer
    x = 75,232,788.21

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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.