Home / 22,455,104,449.81-30,988,289,028.78-12,430,766,700.86

Finding the Fourth Proportional to 22,455,104,449.81, 30,988,289,028.78 and 12,430,766,700.86

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Solution

The fourth proportional to 22,455,104,449.81, 30,988,289,028.78 and 12,430,766,700.86 is: 17,154,593,613.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455,104,449.81 : 30,988,289,028.78 = 12,430,766,700.86 : x
  2. Step 2: Convert to fraction form
    22,455,104,449.81/30,988,289,028.78 = 12,430,766,700.86/x
  3. Step 3: Cross multiply
    22,455,104,449.81x = 30,988,289,028.78 × 12,430,766,700.86
  4. Step 4: Simplify right side
    22,455,104,449.81x = 385,208,191,375,428,747,264
  5. Step 5: Solve for x
    x = 385,208,191,375,428,747,264/22,455,104,449.81
  6. Step 6: Final answer
    x = 17,154,593,613.06

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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.