Home / 2,720,820,178.78-4,081,877,937.59-880,572,856.03

Finding the Fourth Proportional to 2,720,820,178.78, 4,081,877,937.59 and 880,572,856.03

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Solution

The fourth proportional to 2,720,820,178.78, 4,081,877,937.59 and 880,572,856.03 is: 1,321,068,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,820,178.78 : 4,081,877,937.59 = 880,572,856.03 : x
  2. Step 2: Convert to fraction form
    2,720,820,178.78/4,081,877,937.59 = 880,572,856.03/x
  3. Step 3: Cross multiply
    2,720,820,178.78x = 4,081,877,937.59 × 880,572,856.03
  4. Step 4: Simplify right side
    2,720,820,178.78x = 3,594,390,913,454,864,896
  5. Step 5: Solve for x
    x = 3,594,390,913,454,864,896/2,720,820,178.78
  6. Step 6: Final answer
    x = 1,321,068,897.35

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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.