Home / 18,539,384,588.36-25,584,835,619.06-10,081,703,020.92

Finding the Fourth Proportional to 18,539,384,588.36, 25,584,835,619.06 and 10,081,703,020.92

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Solution

The fourth proportional to 18,539,384,588.36, 25,584,835,619.06 and 10,081,703,020.92 is: 13,913,013,850.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539,384,588.36 : 25,584,835,619.06 = 10,081,703,020.92 : x
  2. Step 2: Convert to fraction form
    18,539,384,588.36/25,584,835,619.06 = 10,081,703,020.92/x
  3. Step 3: Cross multiply
    18,539,384,588.36x = 25,584,835,619.06 × 10,081,703,020.92
  4. Step 4: Simplify right side
    18,539,384,588.36x = 257,938,714,550,418,833,408
  5. Step 5: Solve for x
    x = 257,938,714,550,418,833,408/18,539,384,588.36
  6. Step 6: Final answer
    x = 13,913,013,850.11

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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.