Home / 76,748,010.60-115,105,427.10-33,617,130.60

Finding the Fourth Proportional to 76,748,010.60, 115,105,427.10 and 33,617,130.60

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Solution

The fourth proportional to 76,748,010.60, 115,105,427.10 and 33,617,130.60 is: 50,418,429.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,748,010.60 : 115,105,427.10 = 33,617,130.60 : x
  2. Step 2: Convert to fraction form
    76,748,010.60/115,105,427.10 = 33,617,130.60/x
  3. Step 3: Cross multiply
    76,748,010.60x = 115,105,427.10 × 33,617,130.60
  4. Step 4: Simplify right side
    76,748,010.60x = 3,869,514,175,589,479
  5. Step 5: Solve for x
    x = 3,869,514,175,589,479/76,748,010.60
  6. Step 6: Final answer
    x = 50,418,429.68

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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.