Home / 76,256,143.14-105,234,182.02-41,448,915.48

Finding the Fourth Proportional to 76,256,143.14, 105,234,182.02 and 41,448,915.48

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Solution

The fourth proportional to 76,256,143.14, 105,234,182.02 and 41,448,915.48 is: 57,199,886.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,256,143.14 : 105,234,182.02 = 41,448,915.48 : x
  2. Step 2: Convert to fraction form
    76,256,143.14/105,234,182.02 = 41,448,915.48/x
  3. Step 3: Cross multiply
    76,256,143.14x = 105,234,182.02 × 41,448,915.48
  4. Step 4: Simplify right side
    76,256,143.14x = 4,361,842,716,153,915
  5. Step 5: Solve for x
    x = 4,361,842,716,153,915/76,256,143.14
  6. Step 6: Final answer
    x = 57,199,886.29

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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.