Home / 204,910,320.89-282,778,486.40-112,090,829.65

Finding the Fourth Proportional to 204,910,320.89, 282,778,486.40 and 112,090,829.65

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Solution

The fourth proportional to 204,910,320.89, 282,778,486.40 and 112,090,829.65 is: 154,686,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,910,320.89 : 282,778,486.40 = 112,090,829.65 : x
  2. Step 2: Convert to fraction form
    204,910,320.89/282,778,486.40 = 112,090,829.65/x
  3. Step 3: Cross multiply
    204,910,320.89x = 282,778,486.40 × 112,090,829.65
  4. Step 4: Simplify right side
    204,910,320.89x = 31,696,875,147,320,516
  5. Step 5: Solve for x
    x = 31,696,875,147,320,516/204,910,320.89
  6. Step 6: Final answer
    x = 154,686,572.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.