Home / 148,734,894.77-205,259,139.24-82,658,178.03

Finding the Fourth Proportional to 148,734,894.77, 205,259,139.24 and 82,658,178.03

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Solution

The fourth proportional to 148,734,894.77, 205,259,139.24 and 82,658,178.03 is: 114,071,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,734,894.77 : 205,259,139.24 = 82,658,178.03 : x
  2. Step 2: Convert to fraction form
    148,734,894.77/205,259,139.24 = 82,658,178.03/x
  3. Step 3: Cross multiply
    148,734,894.77x = 205,259,139.24 × 82,658,178.03
  4. Step 4: Simplify right side
    148,734,894.77x = 16,966,346,473,584,480
  5. Step 5: Solve for x
    x = 16,966,346,473,584,480/148,734,894.77
  6. Step 6: Final answer
    x = 114,071,055.75

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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.