Home / 83,421,093-125,203,679.28-57,880,038.54

Finding the Fourth Proportional to 83,421,093, 125,203,679.28 and 57,880,038.54

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Solution

The fourth proportional to 83,421,093, 125,203,679.28 and 57,880,038.54 is: 86,870,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,421,093 : 125,203,679.28 = 57,880,038.54 : x
  2. Step 2: Convert to fraction form
    83,421,093/125,203,679.28 = 57,880,038.54/x
  3. Step 3: Cross multiply
    83,421,093x = 125,203,679.28 × 57,880,038.54
  4. Step 4: Simplify right side
    83,421,093x = 7,246,793,782,076,199
  5. Step 5: Solve for x
    x = 7,246,793,782,076,199/83,421,093
  6. Step 6: Final answer
    x = 86,870,041.15

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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.