Home / 19,937,211,173.28-27,521,823,013.92-12,422,545,088.22

Finding the Fourth Proportional to 19,937,211,173.28, 27,521,823,013.92 and 12,422,545,088.22

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Solution

The fourth proportional to 19,937,211,173.28, 27,521,823,013.92 and 12,422,545,088.22 is: 17,148,390,731.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937,211,173.28 : 27,521,823,013.92 = 12,422,545,088.22 : x
  2. Step 2: Convert to fraction form
    19,937,211,173.28/27,521,823,013.92 = 12,422,545,088.22/x
  3. Step 3: Cross multiply
    19,937,211,173.28x = 27,521,823,013.92 × 12,422,545,088.22
  4. Step 4: Simplify right side
    19,937,211,173.28x = 341,891,087,300,432,035,840
  5. Step 5: Solve for x
    x = 341,891,087,300,432,035,840/19,937,211,173.28
  6. Step 6: Final answer
    x = 17,148,390,731.73

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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.