Home / 53,145,406,624.28-79,718,186,660.22-21,703,055,883.28

Finding the Fourth Proportional to 53,145,406,624.28, 79,718,186,660.22 and 21,703,055,883.28

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Solution

The fourth proportional to 53,145,406,624.28, 79,718,186,660.22 and 21,703,055,883.28 is: 32,554,615,156.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,145,406,624.28 : 79,718,186,660.22 = 21,703,055,883.28 : x
  2. Step 2: Convert to fraction form
    53,145,406,624.28/79,718,186,660.22 = 21,703,055,883.28/x
  3. Step 3: Cross multiply
    53,145,406,624.28x = 79,718,186,660.22 × 21,703,055,883.28
  4. Step 4: Simplify right side
    53,145,406,624.28x = 1,730,128,260,000,500,940,800
  5. Step 5: Solve for x
    x = 1,730,128,260,000,500,940,800/53,145,406,624.28
  6. Step 6: Final answer
    x = 32,554,615,156.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.