Home / 2,081,345,459.74-3,120,771,045.76-662,629,461.82

Finding the Fourth Proportional to 2,081,345,459.74, 3,120,771,045.76 and 662,629,461.82

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Solution

The fourth proportional to 2,081,345,459.74, 3,120,771,045.76 and 662,629,461.82 is: 993,547,144.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,345,459.74 : 3,120,771,045.76 = 662,629,461.82 : x
  2. Step 2: Convert to fraction form
    2,081,345,459.74/3,120,771,045.76 = 662,629,461.82/x
  3. Step 3: Cross multiply
    2,081,345,459.74x = 3,120,771,045.76 × 662,629,461.82
  4. Step 4: Simplify right side
    2,081,345,459.74x = 2,067,914,838,515,387,648
  5. Step 5: Solve for x
    x = 2,067,914,838,515,387,648/2,081,345,459.74
  6. Step 6: Final answer
    x = 993,547,144.63

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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.