Home / 20,233,338,719.51-27,920,901,238.60-11,076,096,079.03

Finding the Fourth Proportional to 20,233,338,719.51, 27,920,901,238.60 and 11,076,096,079.03

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Solution

The fourth proportional to 20,233,338,719.51, 27,920,901,238.60 and 11,076,096,079.03 is: 15,284,407,038.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233,338,719.51 : 27,920,901,238.60 = 11,076,096,079.03 : x
  2. Step 2: Convert to fraction form
    20,233,338,719.51/27,920,901,238.60 = 11,076,096,079.03/x
  3. Step 3: Cross multiply
    20,233,338,719.51x = 27,920,901,238.60 × 11,076,096,079.03
  4. Step 4: Simplify right side
    20,233,338,719.51x = 309,254,584,731,841,331,200
  5. Step 5: Solve for x
    x = 309,254,584,731,841,331,200/20,233,338,719.51
  6. Step 6: Final answer
    x = 15,284,407,038.25

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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.