Home / 6,481,803,428.76-8,944,897,808.20-3,511,579,679.76

Finding the Fourth Proportional to 6,481,803,428.76, 8,944,897,808.20 and 3,511,579,679.76

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Solution

The fourth proportional to 6,481,803,428.76, 8,944,897,808.20 and 3,511,579,679.76 is: 4,845,984,875.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,803,428.76 : 8,944,897,808.20 = 3,511,579,679.76 : x
  2. Step 2: Convert to fraction form
    6,481,803,428.76/8,944,897,808.20 = 3,511,579,679.76/x
  3. Step 3: Cross multiply
    6,481,803,428.76x = 8,944,897,808.20 × 3,511,579,679.76
  4. Step 4: Simplify right side
    6,481,803,428.76x = 31,410,721,380,804,886,528
  5. Step 5: Solve for x
    x = 31,410,721,380,804,886,528/6,481,803,428.76
  6. Step 6: Final answer
    x = 4,845,984,875.36

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Double scale
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1.5x scale

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.