Home / 15,993,386,094.81-22,071,566,592.41-8,856,799,906.89

Finding the Fourth Proportional to 15,993,386,094.81, 22,071,566,592.41 and 8,856,799,906.89

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Solution

The fourth proportional to 15,993,386,094.81, 22,071,566,592.41 and 8,856,799,906.89 is: 12,222,768,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993,386,094.81 : 22,071,566,592.41 = 8,856,799,906.89 : x
  2. Step 2: Convert to fraction form
    15,993,386,094.81/22,071,566,592.41 = 8,856,799,906.89/x
  3. Step 3: Cross multiply
    15,993,386,094.81x = 22,071,566,592.41 × 8,856,799,906.89
  4. Step 4: Simplify right side
    15,993,386,094.81x = 195,483,448,940,584,402,944
  5. Step 5: Solve for x
    x = 195,483,448,940,584,402,944/15,993,386,094.81
  6. Step 6: Final answer
    x = 12,222,768,073.11

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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.