Home / 654,707,131.32-982,494,440.75-359,808,195.32

Finding the Fourth Proportional to 654,707,131.32, 982,494,440.75 and 359,808,195.32

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Solution

The fourth proportional to 654,707,131.32, 982,494,440.75 and 359,808,195.32 is: 539,950,666.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,707,131.32 : 982,494,440.75 = 359,808,195.32 : x
  2. Step 2: Convert to fraction form
    654,707,131.32/982,494,440.75 = 359,808,195.32/x
  3. Step 3: Cross multiply
    654,707,131.32x = 982,494,440.75 × 359,808,195.32
  4. Step 4: Simplify right side
    654,707,131.32x = 353,509,551,631,478,656
  5. Step 5: Solve for x
    x = 353,509,551,631,478,656/654,707,131.32
  6. Step 6: Final answer
    x = 539,950,666.06

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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.