Home / 313,333,109.50-432,660,740.08-261,394,397.50

Finding the Fourth Proportional to 313,333,109.50, 432,660,740.08 and 261,394,397.50

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Solution

The fourth proportional to 313,333,109.50, 432,660,740.08 and 261,394,397.50 is: 360,942,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,333,109.50 : 432,660,740.08 = 261,394,397.50 : x
  2. Step 2: Convert to fraction form
    313,333,109.50/432,660,740.08 = 261,394,397.50/x
  3. Step 3: Cross multiply
    313,333,109.50x = 432,660,740.08 × 261,394,397.50
  4. Step 4: Simplify right side
    313,333,109.50x = 113,095,093,475,115,696
  5. Step 5: Solve for x
    x = 113,095,093,475,115,696/313,333,109.50
  6. Step 6: Final answer
    x = 360,942,045.53

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1.5x scale

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.