Home / 70,277,722.23-96,984,247.14-40,491,908.55

Finding the Fourth Proportional to 70,277,722.23, 96,984,247.14 and 40,491,908.55

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Solution

The fourth proportional to 70,277,722.23, 96,984,247.14 and 40,491,908.55 is: 55,879,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,277,722.23 : 96,984,247.14 = 40,491,908.55 : x
  2. Step 2: Convert to fraction form
    70,277,722.23/96,984,247.14 = 40,491,908.55/x
  3. Step 3: Cross multiply
    70,277,722.23x = 96,984,247.14 × 40,491,908.55
  4. Step 4: Simplify right side
    70,277,722.23x = 3,927,077,265,983,479
  5. Step 5: Solve for x
    x = 3,927,077,265,983,479/70,277,722.23
  6. Step 6: Final answer
    x = 55,879,404.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.