Home / 36,797,725,280.85-50,780,760,515.25-20,521,349,781.66

Finding the Fourth Proportional to 36,797,725,280.85, 50,780,760,515.25 and 20,521,349,781.66

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Solution

The fourth proportional to 36,797,725,280.85, 50,780,760,515.25 and 20,521,349,781.66 is: 28,319,406,723.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,797,725,280.85 : 50,780,760,515.25 = 20,521,349,781.66 : x
  2. Step 2: Convert to fraction form
    36,797,725,280.85/50,780,760,515.25 = 20,521,349,781.66/x
  3. Step 3: Cross multiply
    36,797,725,280.85x = 50,780,760,515.25 × 20,521,349,781.66
  4. Step 4: Simplify right side
    36,797,725,280.85x = 1,042,089,748,712,154,333,184
  5. Step 5: Solve for x
    x = 1,042,089,748,712,154,333,184/36,797,725,280.85
  6. Step 6: Final answer
    x = 28,319,406,723.07

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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.