Home / 19,893,591,064.15-27,465,545,291.48-12,663,717,900.37

Finding the Fourth Proportional to 19,893,591,064.15, 27,465,545,291.48 and 12,663,717,900.37

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Solution

The fourth proportional to 19,893,591,064.15, 27,465,545,291.48 and 12,663,717,900.37 is: 17,483,817,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893,591,064.15 : 27,465,545,291.48 = 12,663,717,900.37 : x
  2. Step 2: Convert to fraction form
    19,893,591,064.15/27,465,545,291.48 = 12,663,717,900.37/x
  3. Step 3: Cross multiply
    19,893,591,064.15x = 27,465,545,291.48 × 12,663,717,900.37
  4. Step 4: Simplify right side
    19,893,591,064.15x = 347,815,917,551,138,242,560
  5. Step 5: Solve for x
    x = 347,815,917,551,138,242,560/19,893,591,064.15
  6. Step 6: Final answer
    x = 17,483,817,598.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.