Home / 1,620,348,950.10-2,430,589,780.35-471,491,606.10

Finding the Fourth Proportional to 1,620,348,950.10, 2,430,589,780.35 and 471,491,606.10

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Solution

The fourth proportional to 1,620,348,950.10, 2,430,589,780.35 and 471,491,606.10 is: 707,256,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,348,950.10 : 2,430,589,780.35 = 471,491,606.10 : x
  2. Step 2: Convert to fraction form
    1,620,348,950.10/2,430,589,780.35 = 471,491,606.10/x
  3. Step 3: Cross multiply
    1,620,348,950.10x = 2,430,589,780.35 × 471,491,606.10
  4. Step 4: Simplify right side
    1,620,348,950.10x = 1,146,002,679,307,467,776
  5. Step 5: Solve for x
    x = 1,146,002,679,307,467,776/1,620,348,950.10
  6. Step 6: Final answer
    x = 707,256,717.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.