Home / 544,969,060.66-753,041,055.05-388,063,763.83

Finding the Fourth Proportional to 544,969,060.66, 753,041,055.05 and 388,063,763.83

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Solution

The fourth proportional to 544,969,060.66, 753,041,055.05 and 388,063,763.83 is: 536,228,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,969,060.66 : 753,041,055.05 = 388,063,763.83 : x
  2. Step 2: Convert to fraction form
    544,969,060.66/753,041,055.05 = 388,063,763.83/x
  3. Step 3: Cross multiply
    544,969,060.66x = 753,041,055.05 × 388,063,763.83
  4. Step 4: Simplify right side
    544,969,060.66x = 292,227,946,141,217,216
  5. Step 5: Solve for x
    x = 292,227,946,141,217,216/544,969,060.66
  6. Step 6: Final answer
    x = 536,228,507.70

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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.