Home / 100,926,237.69-139,278,264.08-54,516,492

Finding the Fourth Proportional to 100,926,237.69, 139,278,264.08 and 54,516,492

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Solution

The fourth proportional to 100,926,237.69, 139,278,264.08 and 54,516,492 is: 75,232,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,237.69 : 139,278,264.08 = 54,516,492 : x
  2. Step 2: Convert to fraction form
    100,926,237.69/139,278,264.08 = 54,516,492/x
  3. Step 3: Cross multiply
    100,926,237.69x = 139,278,264.08 × 54,516,492
  4. Step 4: Simplify right side
    100,926,237.69x = 7,592,962,369,491,208
  5. Step 5: Solve for x
    x = 7,592,962,369,491,208/100,926,237.69
  6. Step 6: Final answer
    x = 75,232,789.25

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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.