Home / 124,447,123.20-186,670,684.80-83,526,166.20

Finding the Fourth Proportional to 124,447,123.20, 186,670,684.80 and 83,526,166.20

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Solution

The fourth proportional to 124,447,123.20, 186,670,684.80 and 83,526,166.20 is: 125,289,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,447,123.20 : 186,670,684.80 = 83,526,166.20 : x
  2. Step 2: Convert to fraction form
    124,447,123.20/186,670,684.80 = 83,526,166.20/x
  3. Step 3: Cross multiply
    124,447,123.20x = 186,670,684.80 × 83,526,166.20
  4. Step 4: Simplify right side
    124,447,123.20x = 15,591,886,643,272,616
  5. Step 5: Solve for x
    x = 15,591,886,643,272,616/124,447,123.20
  6. Step 6: Final answer
    x = 125,289,249.30

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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.