Home / 134,574,143.40-201,861,215.10-100,561,919.40

Finding the Fourth Proportional to 134,574,143.40, 201,861,215.10 and 100,561,919.40

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Solution

The fourth proportional to 134,574,143.40, 201,861,215.10 and 100,561,919.40 is: 150,842,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,574,143.40 : 201,861,215.10 = 100,561,919.40 : x
  2. Step 2: Convert to fraction form
    134,574,143.40/201,861,215.10 = 100,561,919.40/x
  3. Step 3: Cross multiply
    134,574,143.40x = 201,861,215.10 × 100,561,919.40
  4. Step 4: Simplify right side
    134,574,143.40x = 20,299,551,242,872,264
  5. Step 5: Solve for x
    x = 20,299,551,242,872,264/134,574,143.40
  6. Step 6: Final answer
    x = 150,842,879.10

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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.