Home / 331,994,718.80-497,992,078.20-101,963,434.40

Finding the Fourth Proportional to 331,994,718.80, 497,992,078.20 and 101,963,434.40

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Solution

The fourth proportional to 331,994,718.80, 497,992,078.20 and 101,963,434.40 is: 152,945,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,994,718.80 : 497,992,078.20 = 101,963,434.40 : x
  2. Step 2: Convert to fraction form
    331,994,718.80/497,992,078.20 = 101,963,434.40/x
  3. Step 3: Cross multiply
    331,994,718.80x = 497,992,078.20 × 101,963,434.40
  4. Step 4: Simplify right side
    331,994,718.80x = 50,776,982,597,265,368
  5. Step 5: Solve for x
    x = 50,776,982,597,265,368/331,994,718.80
  6. Step 6: Final answer
    x = 152,945,151.60

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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.