Home / 654,990,502.80-982,485,754.20-556,355,053.20

Finding the Fourth Proportional to 654,990,502.80, 982,485,754.20 and 556,355,053.20

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Solution

The fourth proportional to 654,990,502.80, 982,485,754.20 and 556,355,053.20 is: 834,532,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,990,502.80 : 982,485,754.20 = 556,355,053.20 : x
  2. Step 2: Convert to fraction form
    654,990,502.80/982,485,754.20 = 556,355,053.20/x
  3. Step 3: Cross multiply
    654,990,502.80x = 982,485,754.20 × 556,355,053.20
  4. Step 4: Simplify right side
    654,990,502.80x = 546,610,914,046,183,168
  5. Step 5: Solve for x
    x = 546,610,914,046,183,168/654,990,502.80
  6. Step 6: Final answer
    x = 834,532,579.80

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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.