Home / 19,893,591,063.15-27,465,545,290.10-12,663,717,899.37

Finding the Fourth Proportional to 19,893,591,063.15, 27,465,545,290.10 and 12,663,717,899.37

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Solution

The fourth proportional to 19,893,591,063.15, 27,465,545,290.10 and 12,663,717,899.37 is: 17,483,817,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893,591,063.15 : 27,465,545,290.10 = 12,663,717,899.37 : x
  2. Step 2: Convert to fraction form
    19,893,591,063.15/27,465,545,290.10 = 12,663,717,899.37/x
  3. Step 3: Cross multiply
    19,893,591,063.15x = 27,465,545,290.10 × 12,663,717,899.37
  4. Step 4: Simplify right side
    19,893,591,063.15x = 347,815,917,506,196,799,488
  5. Step 5: Solve for x
    x = 347,815,917,506,196,799,488/19,893,591,063.15
  6. Step 6: Final answer
    x = 17,483,817,597.44

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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.