Home / 222,448,718.78-333,439,503.17-74,845,038.23

Finding the Fourth Proportional to 222,448,718.78, 333,439,503.17 and 74,845,038.23

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Solution

The fourth proportional to 222,448,718.78, 333,439,503.17 and 74,845,038.23 is: 112,188,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,448,718.78 : 333,439,503.17 = 74,845,038.23 : x
  2. Step 2: Convert to fraction form
    222,448,718.78/333,439,503.17 = 74,845,038.23/x
  3. Step 3: Cross multiply
    222,448,718.78x = 333,439,503.17 × 74,845,038.23
  4. Step 4: Simplify right side
    222,448,718.78x = 24,956,292,360,109,432
  5. Step 5: Solve for x
    x = 24,956,292,360,109,432/222,448,718.78
  6. Step 6: Final answer
    x = 112,188,968.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.