Home / 350,503,368.33-525,740,434.38-91,712,858.97

Finding the Fourth Proportional to 350,503,368.33, 525,740,434.38 and 91,712,858.97

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Solution

The fourth proportional to 350,503,368.33, 525,740,434.38 and 91,712,858.97 is: 137,565,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,503,368.33 : 525,740,434.38 = 91,712,858.97 : x
  2. Step 2: Convert to fraction form
    350,503,368.33/525,740,434.38 = 91,712,858.97/x
  3. Step 3: Cross multiply
    350,503,368.33x = 525,740,434.38 × 91,712,858.97
  4. Step 4: Simplify right side
    350,503,368.33x = 48,217,158,313,119,480
  5. Step 5: Solve for x
    x = 48,217,158,313,119,480/350,503,368.33
  6. Step 6: Final answer
    x = 137,565,463.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.