Home / 124,447,117.20-186,670,675.80-83,526,160.20

Finding the Fourth Proportional to 124,447,117.20, 186,670,675.80 and 83,526,160.20

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Solution

The fourth proportional to 124,447,117.20, 186,670,675.80 and 83,526,160.20 is: 125,289,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,447,117.20 : 186,670,675.80 = 83,526,160.20 : x
  2. Step 2: Convert to fraction form
    124,447,117.20/186,670,675.80 = 83,526,160.20/x
  3. Step 3: Cross multiply
    124,447,117.20x = 186,670,675.80 × 83,526,160.20
  4. Step 4: Simplify right side
    124,447,117.20x = 15,591,884,771,513,064
  5. Step 5: Solve for x
    x = 15,591,884,771,513,064/124,447,117.20
  6. Step 6: Final answer
    x = 125,289,240.30

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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.