Home / 100,407,838.40-150,632,752.80-32,257,419.20

Finding the Fourth Proportional to 100,407,838.40, 150,632,752.80 and 32,257,419.20

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Solution

The fourth proportional to 100,407,838.40, 150,632,752.80 and 32,257,419.20 is: 48,392,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,407,838.40 : 150,632,752.80 = 32,257,419.20 : x
  2. Step 2: Convert to fraction form
    100,407,838.40/150,632,752.80 = 32,257,419.20/x
  3. Step 3: Cross multiply
    100,407,838.40x = 150,632,752.80 × 32,257,419.20
  4. Step 4: Simplify right side
    100,407,838.40x = 4,859,023,852,319,574
  5. Step 5: Solve for x
    x = 4,859,023,852,319,574/100,407,838.40
  6. Step 6: Final answer
    x = 48,392,873.80

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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.