Home / 92,986,860.56-128,323,044.38-51,175,739.88

Finding the Fourth Proportional to 92,986,860.56, 128,323,044.38 and 51,175,739.88

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Solution

The fourth proportional to 92,986,860.56, 128,323,044.38 and 51,175,739.88 is: 70,623,168.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,986,860.56 : 128,323,044.38 = 51,175,739.88 : x
  2. Step 2: Convert to fraction form
    92,986,860.56/128,323,044.38 = 51,175,739.88/x
  3. Step 3: Cross multiply
    92,986,860.56x = 128,323,044.38 × 51,175,739.88
  4. Step 4: Simplify right side
    92,986,860.56x = 6,567,026,739,928,515
  5. Step 5: Solve for x
    x = 6,567,026,739,928,515/92,986,860.56
  6. Step 6: Final answer
    x = 70,623,168.70

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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.