Home / 18,472,068,816.66-27,705,303,617.11-5,027,400,402.19

Finding the Fourth Proportional to 18,472,068,816.66, 27,705,303,617.11 and 5,027,400,402.19

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Solution

The fourth proportional to 18,472,068,816.66, 27,705,303,617.11 and 5,027,400,402.19 is: 7,540,338,655.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472,068,816.66 : 27,705,303,617.11 = 5,027,400,402.19 : x
  2. Step 2: Convert to fraction form
    18,472,068,816.66/27,705,303,617.11 = 5,027,400,402.19/x
  3. Step 3: Cross multiply
    18,472,068,816.66x = 27,705,303,617.11 × 5,027,400,402.19
  4. Step 4: Simplify right side
    18,472,068,816.66x = 139,285,654,547,454,869,504
  5. Step 5: Solve for x
    x = 139,285,654,547,454,869,504/18,472,068,816.66
  6. Step 6: Final answer
    x = 7,540,338,655.62

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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.