Home / 1,055,443,500.72-1,456,511,466.30-579,136,997.10

Finding the Fourth Proportional to 1,055,443,500.72, 1,456,511,466.30 and 579,136,997.10

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Solution

The fourth proportional to 1,055,443,500.72, 1,456,511,466.30 and 579,136,997.10 is: 799,208,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,443,500.72 : 1,456,511,466.30 = 579,136,997.10 : x
  2. Step 2: Convert to fraction form
    1,055,443,500.72/1,456,511,466.30 = 579,136,997.10/x
  3. Step 3: Cross multiply
    1,055,443,500.72x = 1,456,511,466.30 × 579,136,997.10
  4. Step 4: Simplify right side
    1,055,443,500.72x = 843,519,676,834,699,904
  5. Step 5: Solve for x
    x = 843,519,676,834,699,904/1,055,443,500.72
  6. Step 6: Final answer
    x = 799,208,746.14

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.