Home / 18,812,655,371.27-25,961,462,965.79-10,239,143,484.66

Finding the Fourth Proportional to 18,812,655,371.27, 25,961,462,965.79 and 10,239,143,484.66

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Solution

The fourth proportional to 18,812,655,371.27, 25,961,462,965.79 and 10,239,143,484.66 is: 14,130,017,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,812,655,371.27 : 25,961,462,965.79 = 10,239,143,484.66 : x
  2. Step 2: Convert to fraction form
    18,812,655,371.27/25,961,462,965.79 = 10,239,143,484.66/x
  3. Step 3: Cross multiply
    18,812,655,371.27x = 25,961,462,965.79 × 10,239,143,484.66
  4. Step 4: Simplify right side
    18,812,655,371.27x = 265,823,144,378,359,349,248
  5. Step 5: Solve for x
    x = 265,823,144,378,359,349,248/18,812,655,371.27
  6. Step 6: Final answer
    x = 14,130,017,221.51

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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.