Home / 448,005,816.18-618,051,894.41-427,234,932.41

Finding the Fourth Proportional to 448,005,816.18, 618,051,894.41 and 427,234,932.41

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Solution

The fourth proportional to 448,005,816.18, 618,051,894.41 and 427,234,932.41 is: 589,397,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,005,816.18 : 618,051,894.41 = 427,234,932.41 : x
  2. Step 2: Convert to fraction form
    448,005,816.18/618,051,894.41 = 427,234,932.41/x
  3. Step 3: Cross multiply
    448,005,816.18x = 618,051,894.41 × 427,234,932.41
  4. Step 4: Simplify right side
    448,005,816.18x = 264,053,359,332,106,624
  5. Step 5: Solve for x
    x = 264,053,359,332,106,624/448,005,816.18
  6. Step 6: Final answer
    x = 589,397,168.06

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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.