Home / 541,977,434.93-747,928,860.13-307,028,095.41

Finding the Fourth Proportional to 541,977,434.93, 747,928,860.13 and 307,028,095.41

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Solution

The fourth proportional to 541,977,434.93, 747,928,860.13 and 307,028,095.41 is: 423,698,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,977,434.93 : 747,928,860.13 = 307,028,095.41 : x
  2. Step 2: Convert to fraction form
    541,977,434.93/747,928,860.13 = 307,028,095.41/x
  3. Step 3: Cross multiply
    541,977,434.93x = 747,928,860.13 × 307,028,095.41
  4. Step 4: Simplify right side
    541,977,434.93x = 229,635,173,428,269,984
  5. Step 5: Solve for x
    x = 229,635,173,428,269,984/541,977,434.93
  6. Step 6: Final answer
    x = 423,698,771.62

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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.