Home / 330,080,247.40-495,120,371.10-148,681,719.40

Finding the Fourth Proportional to 330,080,247.40, 495,120,371.10 and 148,681,719.40

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Solution

The fourth proportional to 330,080,247.40, 495,120,371.10 and 148,681,719.40 is: 223,022,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,080,247.40 : 495,120,371.10 = 148,681,719.40 : x
  2. Step 2: Convert to fraction form
    330,080,247.40/495,120,371.10 = 148,681,719.40/x
  3. Step 3: Cross multiply
    330,080,247.40x = 495,120,371.10 × 148,681,719.40
  4. Step 4: Simplify right side
    330,080,247.40x = 73,615,348,085,114,080
  5. Step 5: Solve for x
    x = 73,615,348,085,114,080/330,080,247.40
  6. Step 6: Final answer
    x = 223,022,579.10

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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.