Home / 216,230,388.04-298,402,753.62-123,409,033.48

Finding the Fourth Proportional to 216,230,388.04, 298,402,753.62 and 123,409,033.48

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Solution

The fourth proportional to 216,230,388.04, 298,402,753.62 and 123,409,033.48 is: 170,307,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,230,388.04 : 298,402,753.62 = 123,409,033.48 : x
  2. Step 2: Convert to fraction form
    216,230,388.04/298,402,753.62 = 123,409,033.48/x
  3. Step 3: Cross multiply
    216,230,388.04x = 298,402,753.62 × 123,409,033.48
  4. Step 4: Simplify right side
    216,230,388.04x = 36,825,595,412,014,776
  5. Step 5: Solve for x
    x = 36,825,595,412,014,776/216,230,388.04
  6. Step 6: Final answer
    x = 170,307,216.05

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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.