Home / 147,146,067.99-220,717,994.67-37,961,957.43

Finding the Fourth Proportional to 147,146,067.99, 220,717,994.67 and 37,961,957.43

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Solution

The fourth proportional to 147,146,067.99, 220,717,994.67 and 37,961,957.43 is: 56,942,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,146,067.99 : 220,717,994.67 = 37,961,957.43 : x
  2. Step 2: Convert to fraction form
    147,146,067.99/220,717,994.67 = 37,961,957.43/x
  3. Step 3: Cross multiply
    147,146,067.99x = 220,717,994.67 × 37,961,957.43
  4. Step 4: Simplify right side
    147,146,067.99x = 8,378,887,117,697,506
  5. Step 5: Solve for x
    x = 8,378,887,117,697,506/147,146,067.99
  6. Step 6: Final answer
    x = 56,942,650.47

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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.