Home / 37,894,720,568.37-52,292,642,610.89-20,744,256,070.77

Finding the Fourth Proportional to 37,894,720,568.37, 52,292,642,610.89 and 20,744,256,070.77

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Solution

The fourth proportional to 37,894,720,568.37, 52,292,642,610.89 and 20,744,256,070.77 is: 28,625,939,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,894,720,568.37 : 52,292,642,610.89 = 20,744,256,070.77 : x
  2. Step 2: Convert to fraction form
    37,894,720,568.37/52,292,642,610.89 = 20,744,256,070.77/x
  3. Step 3: Cross multiply
    37,894,720,568.37x = 52,292,642,610.89 × 20,744,256,070.77
  4. Step 4: Simplify right side
    37,894,720,568.37x = 1,084,771,968,937,457,221,632
  5. Step 5: Solve for x
    x = 1,084,771,968,937,457,221,632/37,894,720,568.37
  6. Step 6: Final answer
    x = 28,625,939,251.36

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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.