Home / 131,388,227.22-197,069,674.59-40,487,409.30

Finding the Fourth Proportional to 131,388,227.22, 197,069,674.59 and 40,487,409.30

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Solution

The fourth proportional to 131,388,227.22, 197,069,674.59 and 40,487,409.30 is: 60,727,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,388,227.22 : 197,069,674.59 = 40,487,409.30 : x
  2. Step 2: Convert to fraction form
    131,388,227.22/197,069,674.59 = 40,487,409.30/x
  3. Step 3: Cross multiply
    131,388,227.22x = 197,069,674.59 × 40,487,409.30
  4. Step 4: Simplify right side
    131,388,227.22x = 7,978,840,575,743,139
  5. Step 5: Solve for x
    x = 7,978,840,575,743,139/131,388,227.22
  6. Step 6: Final answer
    x = 60,727,210.84

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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.