Home / 209,039,200.29-313,538,539.05-63,474,041.16

Finding the Fourth Proportional to 209,039,200.29, 313,538,539.05 and 63,474,041.16

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Solution

The fourth proportional to 209,039,200.29, 313,538,539.05 and 63,474,041.16 is: 95,204,909.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,039,200.29 : 313,538,539.05 = 63,474,041.16 : x
  2. Step 2: Convert to fraction form
    209,039,200.29/313,538,539.05 = 63,474,041.16/x
  3. Step 3: Cross multiply
    209,039,200.29x = 313,538,539.05 × 63,474,041.16
  4. Step 4: Simplify right side
    209,039,200.29x = 19,901,558,132,905,968
  5. Step 5: Solve for x
    x = 19,901,558,132,905,968/209,039,200.29
  6. Step 6: Final answer
    x = 95,204,909.44

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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.