Home / 98,544,908.20-147,649,400.70-84,100,210.60

Finding the Fourth Proportional to 98,544,908.20, 147,649,400.70 and 84,100,210.60

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Solution

The fourth proportional to 98,544,908.20, 147,649,400.70 and 84,100,210.60 is: 126,006,974.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,544,908.20 : 147,649,400.70 = 84,100,210.60 : x
  2. Step 2: Convert to fraction form
    98,544,908.20/147,649,400.70 = 84,100,210.60/x
  3. Step 3: Cross multiply
    98,544,908.20x = 147,649,400.70 × 84,100,210.60
  4. Step 4: Simplify right side
    98,544,908.20x = 12,417,345,693,833,786
  5. Step 5: Solve for x
    x = 12,417,345,693,833,786/98,544,908.20
  6. Step 6: Final answer
    x = 126,006,974.09

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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.