Home / 73,067,185.86-100,808,151.93-42,126,680.58

Finding the Fourth Proportional to 73,067,185.86, 100,808,151.93 and 42,126,680.58

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Solution

The fourth proportional to 73,067,185.86, 100,808,151.93 and 42,126,680.58 is: 58,120,656.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,067,185.86 : 100,808,151.93 = 42,126,680.58 : x
  2. Step 2: Convert to fraction form
    73,067,185.86/100,808,151.93 = 42,126,680.58/x
  3. Step 3: Cross multiply
    73,067,185.86x = 100,808,151.93 × 42,126,680.58
  4. Step 4: Simplify right side
    73,067,185.86x = 4,246,712,816,215,220.50
  5. Step 5: Solve for x
    x = 4,246,712,816,215,220.50/73,067,185.86
  6. Step 6: Final answer
    x = 58,120,656.57

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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.