Home / 248,041,238.92-371,811,748.58-155,990,761.80

Finding the Fourth Proportional to 248,041,238.92, 371,811,748.58 and 155,990,761.80

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Solution

The fourth proportional to 248,041,238.92, 371,811,748.58 and 155,990,761.80 is: 233,828,851.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,041,238.92 : 371,811,748.58 = 155,990,761.80 : x
  2. Step 2: Convert to fraction form
    248,041,238.92/371,811,748.58 = 155,990,761.80/x
  3. Step 3: Cross multiply
    248,041,238.92x = 371,811,748.58 × 155,990,761.80
  4. Step 4: Simplify right side
    248,041,238.92x = 57,999,197,907,184,272
  5. Step 5: Solve for x
    x = 57,999,197,907,184,272/248,041,238.92
  6. Step 6: Final answer
    x = 233,828,851.04

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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.