Home / 123,712,143,902.46-185,492,271,360.11-48,076,981,523.28

Finding the Fourth Proportional to 123,712,143,902.46, 185,492,271,360.11 and 48,076,981,523.28

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Solution

The fourth proportional to 123,712,143,902.46, 185,492,271,360.11 and 48,076,981,523.28 is: 72,085,958,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,712,143,902.46 : 185,492,271,360.11 = 48,076,981,523.28 : x
  2. Step 2: Convert to fraction form
    123,712,143,902.46/185,492,271,360.11 = 48,076,981,523.28/x
  3. Step 3: Cross multiply
    123,712,143,902.46x = 185,492,271,360.11 × 48,076,981,523.28
  4. Step 4: Simplify right side
    123,712,143,902.46x = 8,917,908,502,891,247,697,920
  5. Step 5: Solve for x
    x = 8,917,908,502,891,247,697,920/123,712,143,902.46
  6. Step 6: Final answer
    x = 72,085,958,755.37

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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.