Home / 895,339,509.57-1,343,023,184.12-265,135,317.21

Finding the Fourth Proportional to 895,339,509.57, 1,343,023,184.12 and 265,135,317.21

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Solution

The fourth proportional to 895,339,509.57, 1,343,023,184.12 and 265,135,317.21 is: 397,707,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,339,509.57 : 1,343,023,184.12 = 265,135,317.21 : x
  2. Step 2: Convert to fraction form
    895,339,509.57/1,343,023,184.12 = 265,135,317.21/x
  3. Step 3: Cross multiply
    895,339,509.57x = 1,343,023,184.12 × 265,135,317.21
  4. Step 4: Simplify right side
    895,339,509.57x = 356,082,877,940,714,752
  5. Step 5: Solve for x
    x = 356,082,877,940,714,752/895,339,509.57
  6. Step 6: Final answer
    x = 397,707,097.85

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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.