Home / 609,858,346.02-841,616,976.33-331,417,806.18

Finding the Fourth Proportional to 609,858,346.02, 841,616,976.33 and 331,417,806.18

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Solution

The fourth proportional to 609,858,346.02, 841,616,976.33 and 331,417,806.18 is: 457,363,343.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,858,346.02 : 841,616,976.33 = 331,417,806.18 : x
  2. Step 2: Convert to fraction form
    609,858,346.02/841,616,976.33 = 331,417,806.18/x
  3. Step 3: Cross multiply
    609,858,346.02x = 841,616,976.33 × 331,417,806.18
  4. Step 4: Simplify right side
    609,858,346.02x = 278,926,851,939,133,600
  5. Step 5: Solve for x
    x = 278,926,851,939,133,600/609,858,346.02
  6. Step 6: Final answer
    x = 457,363,343.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.