Home / 1,182,212,387,706.50-1,773,139,406,715.50-321,753,609,172.92

Finding the Fourth Proportional to 1,182,212,387,706.50, 1,773,139,406,715.50 and 321,753,609,172.92

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Solution

The fourth proportional to 1,182,212,387,706.50, 1,773,139,406,715.50 and 321,753,609,172.92 is: 482,581,649,126.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,212,387,706.50 : 1,773,139,406,715.50 = 321,753,609,172.92 : x
  2. Step 2: Convert to fraction form
    1,182,212,387,706.50/1,773,139,406,715.50 = 321,753,609,172.92/x
  3. Step 3: Cross multiply
    1,182,212,387,706.50x = 1,773,139,406,715.50 × 321,753,609,172.92
  4. Step 4: Simplify right side
    1,182,212,387,706.50x = 570,514,003,677,442,216,034,304
  5. Step 5: Solve for x
    x = 570,514,003,677,442,216,034,304/1,182,212,387,706.50
  6. Step 6: Final answer
    x = 482,581,649,126.72

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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.