Home / 100,407,830.40-150,632,740.80-32,257,411.20

Finding the Fourth Proportional to 100,407,830.40, 150,632,740.80 and 32,257,411.20

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Solution

The fourth proportional to 100,407,830.40, 150,632,740.80 and 32,257,411.20 is: 48,392,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,407,830.40 : 150,632,740.80 = 32,257,411.20 : x
  2. Step 2: Convert to fraction form
    100,407,830.40/150,632,740.80 = 32,257,411.20/x
  3. Step 3: Cross multiply
    100,407,830.40x = 150,632,740.80 × 32,257,411.20
  4. Step 4: Simplify right side
    100,407,830.40x = 4,859,022,260,168,617
  5. Step 5: Solve for x
    x = 4,859,022,260,168,617/100,407,830.40
  6. Step 6: Final answer
    x = 48,392,861.80

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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.