Home / 271,272,878,557.20-406,920,547,473.72-80,044,912,580.58

Finding the Fourth Proportional to 271,272,878,557.20, 406,920,547,473.72 and 80,044,912,580.58

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Solution

The fourth proportional to 271,272,878,557.20, 406,920,547,473.72 and 80,044,912,580.58 is: 120,070,682,417.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,272,878,557.20 : 406,920,547,473.72 = 80,044,912,580.58 : x
  2. Step 2: Convert to fraction form
    271,272,878,557.20/406,920,547,473.72 = 80,044,912,580.58/x
  3. Step 3: Cross multiply
    271,272,878,557.20x = 406,920,547,473.72 × 80,044,912,580.58
  4. Step 4: Simplify right side
    271,272,878,557.20x = 32,571,919,649,775,667,904,512
  5. Step 5: Solve for x
    x = 32,571,919,649,775,667,904,512/271,272,878,557.20
  6. Step 6: Final answer
    x = 120,070,682,417.70

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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.