Home / 101,393,444.42-139,922,990.49-54,983,686.04

Finding the Fourth Proportional to 101,393,444.42, 139,922,990.49 and 54,983,686.04

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Solution

The fourth proportional to 101,393,444.42, 139,922,990.49 and 54,983,686.04 is: 75,877,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,393,444.42 : 139,922,990.49 = 54,983,686.04 : x
  2. Step 2: Convert to fraction form
    101,393,444.42/139,922,990.49 = 54,983,686.04/x
  3. Step 3: Cross multiply
    101,393,444.42x = 139,922,990.49 × 54,983,686.04
  4. Step 4: Simplify right side
    101,393,444.42x = 7,693,481,778,911,351
  5. Step 5: Solve for x
    x = 7,693,481,778,911,351/101,393,444.42
  6. Step 6: Final answer
    x = 75,877,506.90

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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.