Home / 389,618,264.96-584,413,222.08-116,981,947.52

Finding the Fourth Proportional to 389,618,264.96, 584,413,222.08 and 116,981,947.52

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Solution

The fourth proportional to 389,618,264.96, 584,413,222.08 and 116,981,947.52 is: 175,468,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,618,264.96 : 584,413,222.08 = 116,981,947.52 : x
  2. Step 2: Convert to fraction form
    389,618,264.96/584,413,222.08 = 116,981,947.52/x
  3. Step 3: Cross multiply
    389,618,264.96x = 584,413,222.08 × 116,981,947.52
  4. Step 4: Simplify right side
    389,618,264.96x = 68,365,796,875,356,664
  5. Step 5: Solve for x
    x = 68,365,796,875,356,664/389,618,264.96
  6. Step 6: Final answer
    x = 175,468,665.16

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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.