Home / 10,478,061,719,944-15,703,043,501,108-8,154,823,858,103.20

Finding the Fourth Proportional to 10,478,061,719,944, 15,703,043,501,108 and 8,154,823,858,103.20

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Solution

The fourth proportional to 10,478,061,719,944, 15,703,043,501,108 and 8,154,823,858,103.20 is: 12,221,301,726,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478,061,719,944 : 15,703,043,501,108 = 8,154,823,858,103.20 : x
  2. Step 2: Convert to fraction form
    10,478,061,719,944/15,703,043,501,108 = 8,154,823,858,103.20/x
  3. Step 3: Cross multiply
    10,478,061,719,944x = 15,703,043,501,108 × 8,154,823,858,103.20
  4. Step 4: Simplify right side
    10,478,061,719,944x = 128,055,553,787,667,916,913,639,424
  5. Step 5: Solve for x
    x = 128,055,553,787,667,916,913,639,424/10,478,061,719,944
  6. Step 6: Final answer
    x = 12,221,301,726,437.27

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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.