Home / 161,870,963.19-242,808,511.60-46,855,616.24

Finding the Fourth Proportional to 161,870,963.19, 242,808,511.60 and 46,855,616.24

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Solution

The fourth proportional to 161,870,963.19, 242,808,511.60 and 46,855,616.24 is: 70,284,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,870,963.19 : 242,808,511.60 = 46,855,616.24 : x
  2. Step 2: Convert to fraction form
    161,870,963.19/242,808,511.60 = 46,855,616.24/x
  3. Step 3: Cross multiply
    161,870,963.19x = 242,808,511.60 × 46,855,616.24
  4. Step 4: Simplify right side
    161,870,963.19x = 11,376,942,438,121,146
  5. Step 5: Solve for x
    x = 11,376,942,438,121,146/161,870,963.19
  6. Step 6: Final answer
    x = 70,284,022.62

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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.