Home / 578,163,405.39-797,866,519.28-313,845,581.49

Finding the Fourth Proportional to 578,163,405.39, 797,866,519.28 and 313,845,581.49

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Solution

The fourth proportional to 578,163,405.39, 797,866,519.28 and 313,845,581.49 is: 433,107,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,163,405.39 : 797,866,519.28 = 313,845,581.49 : x
  2. Step 2: Convert to fraction form
    578,163,405.39/797,866,519.28 = 313,845,581.49/x
  3. Step 3: Cross multiply
    578,163,405.39x = 797,866,519.28 × 313,845,581.49
  4. Step 4: Simplify right side
    578,163,405.39x = 250,406,881,693,264,672
  5. Step 5: Solve for x
    x = 250,406,881,693,264,672/578,163,405.39
  6. Step 6: Final answer
    x = 433,107,456.06

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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.