Home / 248,154,482.40-372,231,723.60-66,401,660.40

Finding the Fourth Proportional to 248,154,482.40, 372,231,723.60 and 66,401,660.40

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Solution

The fourth proportional to 248,154,482.40, 372,231,723.60 and 66,401,660.40 is: 99,602,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,154,482.40 : 372,231,723.60 = 66,401,660.40 : x
  2. Step 2: Convert to fraction form
    248,154,482.40/372,231,723.60 = 66,401,660.40/x
  3. Step 3: Cross multiply
    248,154,482.40x = 372,231,723.60 × 66,401,660.40
  4. Step 4: Simplify right side
    248,154,482.40x = 24,716,804,500,593,868
  5. Step 5: Solve for x
    x = 24,716,804,500,593,868/248,154,482.40
  6. Step 6: Final answer
    x = 99,602,490.60

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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.