Home / 18,484,218,461.15-27,719,259,939.69-10,085,635,095.59

Finding the Fourth Proportional to 18,484,218,461.15, 27,719,259,939.69 and 10,085,635,095.59

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Solution

The fourth proportional to 18,484,218,461.15, 27,719,259,939.69 and 10,085,635,095.59 is: 15,124,596,231.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,484,218,461.15 : 27,719,259,939.69 = 10,085,635,095.59 : x
  2. Step 2: Convert to fraction form
    18,484,218,461.15/27,719,259,939.69 = 10,085,635,095.59/x
  3. Step 3: Cross multiply
    18,484,218,461.15x = 27,719,259,939.69 × 10,085,635,095.59
  4. Step 4: Simplify right side
    18,484,218,461.15x = 279,566,340,871,574,814,720
  5. Step 5: Solve for x
    x = 279,566,340,871,574,814,720/18,484,218,461.15
  6. Step 6: Final answer
    x = 15,124,596,231.06

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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.