Home / 22,580,968,716.64-31,161,762,470.64-12,556,248,335.20

Finding the Fourth Proportional to 22,580,968,716.64, 31,161,762,470.64 and 12,556,248,335.20

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Solution

The fourth proportional to 22,580,968,716.64, 31,161,762,470.64 and 12,556,248,335.20 is: 17,327,636,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,580,968,716.64 : 31,161,762,470.64 = 12,556,248,335.20 : x
  2. Step 2: Convert to fraction form
    22,580,968,716.64/31,161,762,470.64 = 12,556,248,335.20/x
  3. Step 3: Cross multiply
    22,580,968,716.64x = 31,161,762,470.64 × 12,556,248,335.20
  4. Step 4: Simplify right side
    22,580,968,716.64x = 391,274,828,143,871,328,256
  5. Step 5: Solve for x
    x = 391,274,828,143,871,328,256/22,580,968,716.64
  6. Step 6: Final answer
    x = 17,327,636,960.74

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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.