Home / 654,707,130.76-982,494,439.90-359,808,194.75

Finding the Fourth Proportional to 654,707,130.76, 982,494,439.90 and 359,808,194.75

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Solution

The fourth proportional to 654,707,130.76, 982,494,439.90 and 359,808,194.75 is: 539,950,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,707,130.76 : 982,494,439.90 = 359,808,194.75 : x
  2. Step 2: Convert to fraction form
    654,707,130.76/982,494,439.90 = 359,808,194.75/x
  3. Step 3: Cross multiply
    654,707,130.76x = 982,494,439.90 × 359,808,194.75
  4. Step 4: Simplify right side
    654,707,130.76x = 353,509,550,773,888,128
  5. Step 5: Solve for x
    x = 353,509,550,773,888,128/654,707,130.76
  6. Step 6: Final answer
    x = 539,950,665.22

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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.