Home / 541,307,427.59-747,004,970.91-293,788,781.84

Finding the Fourth Proportional to 541,307,427.59, 747,004,970.91 and 293,788,781.84

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Solution

The fourth proportional to 541,307,427.59, 747,004,970.91 and 293,788,781.84 is: 405,428,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,307,427.59 : 747,004,970.91 = 293,788,781.84 : x
  2. Step 2: Convert to fraction form
    541,307,427.59/747,004,970.91 = 293,788,781.84/x
  3. Step 3: Cross multiply
    541,307,427.59x = 747,004,970.91 × 293,788,781.84
  4. Step 4: Simplify right side
    541,307,427.59x = 219,461,680,428,338,496
  5. Step 5: Solve for x
    x = 219,461,680,428,338,496/541,307,427.59
  6. Step 6: Final answer
    x = 405,428,910.16

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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.