Home / 18,789,686,756.48-28,165,913,264.28-8,823,289,632.32

Finding the Fourth Proportional to 18,789,686,756.48, 28,165,913,264.28 and 8,823,289,632.32

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Solution

The fourth proportional to 18,789,686,756.48, 28,165,913,264.28 and 8,823,289,632.32 is: 13,226,192,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,789,686,756.48 : 28,165,913,264.28 = 8,823,289,632.32 : x
  2. Step 2: Convert to fraction form
    18,789,686,756.48/28,165,913,264.28 = 8,823,289,632.32/x
  3. Step 3: Cross multiply
    18,789,686,756.48x = 28,165,913,264.28 × 8,823,289,632.32
  4. Step 4: Simplify right side
    18,789,686,756.48x = 248,516,010,489,546,080,256
  5. Step 5: Solve for x
    x = 248,516,010,489,546,080,256/18,789,686,756.48
  6. Step 6: Final answer
    x = 13,226,192,310.20

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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.