Home / 75,319,964.80-112,990,444.80-32,188,825.60

Finding the Fourth Proportional to 75,319,964.80, 112,990,444.80 and 32,188,825.60

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Solution

The fourth proportional to 75,319,964.80, 112,990,444.80 and 32,188,825.60 is: 48,287,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,319,964.80 : 112,990,444.80 = 32,188,825.60 : x
  2. Step 2: Convert to fraction form
    75,319,964.80/112,990,444.80 = 32,188,825.60/x
  3. Step 3: Cross multiply
    75,319,964.80x = 112,990,444.80 × 32,188,825.60
  4. Step 4: Simplify right side
    75,319,964.80x = 3,637,029,722,133,627
  5. Step 5: Solve for x
    x = 3,637,029,722,133,627/75,319,964.80
  6. Step 6: Final answer
    x = 48,287,724.67

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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.