Home / 98,340,029.80-147,510,044.70-47,321,693.80

Finding the Fourth Proportional to 98,340,029.80, 147,510,044.70 and 47,321,693.80

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Solution

The fourth proportional to 98,340,029.80, 147,510,044.70 and 47,321,693.80 is: 70,982,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,029.80 : 147,510,044.70 = 47,321,693.80 : x
  2. Step 2: Convert to fraction form
    98,340,029.80/147,510,044.70 = 47,321,693.80/x
  3. Step 3: Cross multiply
    98,340,029.80x = 147,510,044.70 × 47,321,693.80
  4. Step 4: Simplify right side
    98,340,029.80x = 6,980,425,167,717,712
  5. Step 5: Solve for x
    x = 6,980,425,167,717,712/98,340,029.80
  6. Step 6: Final answer
    x = 70,982,540.70

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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.