Home / 491,184,127.80-736,776,191.70-199,901,315.70

Finding the Fourth Proportional to 491,184,127.80, 736,776,191.70 and 199,901,315.70

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Solution

The fourth proportional to 491,184,127.80, 736,776,191.70 and 199,901,315.70 is: 299,851,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,184,127.80 : 736,776,191.70 = 199,901,315.70 : x
  2. Step 2: Convert to fraction form
    491,184,127.80/736,776,191.70 = 199,901,315.70/x
  3. Step 3: Cross multiply
    491,184,127.80x = 736,776,191.70 × 199,901,315.70
  4. Step 4: Simplify right side
    491,184,127.80x = 147,282,530,097,265,408
  5. Step 5: Solve for x
    x = 147,282,530,097,265,408/491,184,127.80
  6. Step 6: Final answer
    x = 299,851,973.55

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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.