Home / 19,977,601,743.88-27,565,586,072.38-11,400,112,117.40

Finding the Fourth Proportional to 19,977,601,743.88, 27,565,586,072.38 and 11,400,112,117.40

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Solution

The fourth proportional to 19,977,601,743.88, 27,565,586,072.38 and 11,400,112,117.40 is: 15,730,154,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,977,601,743.88 : 27,565,586,072.38 = 11,400,112,117.40 : x
  2. Step 2: Convert to fraction form
    19,977,601,743.88/27,565,586,072.38 = 11,400,112,117.40/x
  3. Step 3: Cross multiply
    19,977,601,743.88x = 27,565,586,072.38 × 11,400,112,117.40
  4. Step 4: Simplify right side
    19,977,601,743.88x = 314,250,771,806,971,887,616
  5. Step 5: Solve for x
    x = 314,250,771,806,971,887,616/19,977,601,743.88
  6. Step 6: Final answer
    x = 15,730,154,992.36

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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.