Home / 1,356,026,899.20-2,034,047,205.76-423,271,557.76

Finding the Fourth Proportional to 1,356,026,899.20, 2,034,047,205.76 and 423,271,557.76

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Solution

The fourth proportional to 1,356,026,899.20, 2,034,047,205.76 and 423,271,557.76 is: 634,909,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,026,899.20 : 2,034,047,205.76 = 423,271,557.76 : x
  2. Step 2: Convert to fraction form
    1,356,026,899.20/2,034,047,205.76 = 423,271,557.76/x
  3. Step 3: Cross multiply
    1,356,026,899.20x = 2,034,047,205.76 × 423,271,557.76
  4. Step 4: Simplify right side
    1,356,026,899.20x = 860,954,329,339,410,432
  5. Step 5: Solve for x
    x = 860,954,329,339,410,432/1,356,026,899.20
  6. Step 6: Final answer
    x = 634,909,476.98

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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.