Home / 541,307,423.59-747,004,965.38-293,788,777.84

Finding the Fourth Proportional to 541,307,423.59, 747,004,965.38 and 293,788,777.84

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Solution

The fourth proportional to 541,307,423.59, 747,004,965.38 and 293,788,777.84 is: 405,428,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,307,423.59 : 747,004,965.38 = 293,788,777.84 : x
  2. Step 2: Convert to fraction form
    541,307,423.59/747,004,965.38 = 293,788,777.84/x
  3. Step 3: Cross multiply
    541,307,423.59x = 747,004,965.38 × 293,788,777.84
  4. Step 4: Simplify right side
    541,307,423.59x = 219,461,675,819,401,696
  5. Step 5: Solve for x
    x = 219,461,675,819,401,696/541,307,423.59
  6. Step 6: Final answer
    x = 405,428,904.64

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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.