Home / 21,160,561,088.01-29,201,579,068.09-11,645,112,837.43

Finding the Fourth Proportional to 21,160,561,088.01, 29,201,579,068.09 and 11,645,112,837.43

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Solution

The fourth proportional to 21,160,561,088.01, 29,201,579,068.09 and 11,645,112,837.43 is: 16,070,258,338.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,160,561,088.01 : 29,201,579,068.09 = 11,645,112,837.43 : x
  2. Step 2: Convert to fraction form
    21,160,561,088.01/29,201,579,068.09 = 11,645,112,837.43/x
  3. Step 3: Cross multiply
    21,160,561,088.01x = 29,201,579,068.09 × 11,645,112,837.43
  4. Step 4: Simplify right side
    21,160,561,088.01x = 340,055,683,279,024,619,520
  5. Step 5: Solve for x
    x = 340,055,683,279,024,619,520/21,160,561,088.01
  6. Step 6: Final answer
    x = 16,070,258,338.84

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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.