Home / 103,635,288,079.70-155,452,938,418.11-25,118,068,975.70

Finding the Fourth Proportional to 103,635,288,079.70, 155,452,938,418.11 and 25,118,068,975.70

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Solution

The fourth proportional to 103,635,288,079.70, 155,452,938,418.11 and 25,118,068,975.70 is: 37,677,104,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635,288,079.70 : 155,452,938,418.11 = 25,118,068,975.70 : x
  2. Step 2: Convert to fraction form
    103,635,288,079.70/155,452,938,418.11 = 25,118,068,975.70/x
  3. Step 3: Cross multiply
    103,635,288,079.70x = 155,452,938,418.11 × 25,118,068,975.70
  4. Step 4: Simplify right side
    103,635,288,079.70x = 3,904,677,629,661,331,062,784
  5. Step 5: Solve for x
    x = 3,904,677,629,661,331,062,784/103,635,288,079.70
  6. Step 6: Final answer
    x = 37,677,104,990.13

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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.