Home / 37,757,990,679.59-52,106,032,238.15-20,841,641,426.45

Finding the Fourth Proportional to 37,757,990,679.59, 52,106,032,238.15 and 20,841,641,426.45

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Solution

The fourth proportional to 37,757,990,679.59, 52,106,032,238.15 and 20,841,641,426.45 is: 28,761,467,983.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,757,990,679.59 : 52,106,032,238.15 = 20,841,641,426.45 : x
  2. Step 2: Convert to fraction form
    37,757,990,679.59/52,106,032,238.15 = 20,841,641,426.45/x
  3. Step 3: Cross multiply
    37,757,990,679.59x = 52,106,032,238.15 × 20,841,641,426.45
  4. Step 4: Simplify right side
    37,757,990,679.59x = 1,085,975,240,062,566,268,928
  5. Step 5: Solve for x
    x = 1,085,975,240,062,566,268,928/37,757,990,679.59
  6. Step 6: Final answer
    x = 28,761,467,983.77

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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.