Home / 98,604,010.20-147,906,015.30-53,254,378.20

Finding the Fourth Proportional to 98,604,010.20, 147,906,015.30 and 53,254,378.20

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Solution

The fourth proportional to 98,604,010.20, 147,906,015.30 and 53,254,378.20 is: 79,881,567.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,604,010.20 : 147,906,015.30 = 53,254,378.20 : x
  2. Step 2: Convert to fraction form
    98,604,010.20/147,906,015.30 = 53,254,378.20/x
  3. Step 3: Cross multiply
    98,604,010.20x = 147,906,015.30 × 53,254,378.20
  4. Step 4: Simplify right side
    98,604,010.20x = 7,876,642,876,841,188
  5. Step 5: Solve for x
    x = 7,876,642,876,841,188/98,604,010.20
  6. Step 6: Final answer
    x = 79,881,567.30

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Similar ratio
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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.