Home / 76,256,139.13-105,234,176.51-41,448,911.47

Finding the Fourth Proportional to 76,256,139.13, 105,234,176.51 and 41,448,911.47

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Solution

The fourth proportional to 76,256,139.13, 105,234,176.51 and 41,448,911.47 is: 57,199,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,256,139.13 : 105,234,176.51 = 41,448,911.47 : x
  2. Step 2: Convert to fraction form
    76,256,139.13/105,234,176.51 = 41,448,911.47/x
  3. Step 3: Cross multiply
    76,256,139.13x = 105,234,176.51 × 41,448,911.47
  4. Step 4: Simplify right side
    76,256,139.13x = 4,361,842,065,781,343.50
  5. Step 5: Solve for x
    x = 4,361,842,065,781,343.50/76,256,139.13
  6. Step 6: Final answer
    x = 57,199,880.76

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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.