Home / 134,452,079.40-201,678,119.10-83,433,743.40

Finding the Fourth Proportional to 134,452,079.40, 201,678,119.10 and 83,433,743.40

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Solution

The fourth proportional to 134,452,079.40, 201,678,119.10 and 83,433,743.40 is: 125,150,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,452,079.40 : 201,678,119.10 = 83,433,743.40 : x
  2. Step 2: Convert to fraction form
    134,452,079.40/201,678,119.10 = 83,433,743.40/x
  3. Step 3: Cross multiply
    134,452,079.40x = 201,678,119.10 × 83,433,743.40
  4. Step 4: Simplify right side
    134,452,079.40x = 16,826,760,438,384,040
  5. Step 5: Solve for x
    x = 16,826,760,438,384,040/134,452,079.40
  6. Step 6: Final answer
    x = 125,150,615.10

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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.