Home / 75,319,740.80-112,990,108.80-32,188,601.60

Finding the Fourth Proportional to 75,319,740.80, 112,990,108.80 and 32,188,601.60

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Solution

The fourth proportional to 75,319,740.80, 112,990,108.80 and 32,188,601.60 is: 48,287,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,319,740.80 : 112,990,108.80 = 32,188,601.60 : x
  2. Step 2: Convert to fraction form
    75,319,740.80/112,990,108.80 = 32,188,601.60/x
  3. Step 3: Cross multiply
    75,319,740.80x = 112,990,108.80 × 32,188,601.60
  4. Step 4: Simplify right side
    75,319,740.80x = 3,636,993,596,903,854
  5. Step 5: Solve for x
    x = 3,636,993,596,903,854/75,319,740.80
  6. Step 6: Final answer
    x = 48,287,388.65

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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.