Home / 290,750,046.17-401,383,140.89-224,521,868.75

Finding the Fourth Proportional to 290,750,046.17, 401,383,140.89 and 224,521,868.75

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Solution

The fourth proportional to 290,750,046.17, 401,383,140.89 and 224,521,868.75 is: 309,954,526.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,750,046.17 : 401,383,140.89 = 224,521,868.75 : x
  2. Step 2: Convert to fraction form
    290,750,046.17/401,383,140.89 = 224,521,868.75/x
  3. Step 3: Cross multiply
    290,750,046.17x = 401,383,140.89 × 224,521,868.75
  4. Step 4: Simplify right side
    290,750,046.17x = 90,119,292,874,237,808
  5. Step 5: Solve for x
    x = 90,119,292,874,237,808/290,750,046.17
  6. Step 6: Final answer
    x = 309,954,526.45

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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.