Home / 1,036,888,273.42-1,555,333,984.78-423,472,499.17

Finding the Fourth Proportional to 1,036,888,273.42, 1,555,333,984.78 and 423,472,499.17

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Solution

The fourth proportional to 1,036,888,273.42, 1,555,333,984.78 and 423,472,499.17 is: 635,209,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,888,273.42 : 1,555,333,984.78 = 423,472,499.17 : x
  2. Step 2: Convert to fraction form
    1,036,888,273.42/1,555,333,984.78 = 423,472,499.17/x
  3. Step 3: Cross multiply
    1,036,888,273.42x = 1,555,333,984.78 × 423,472,499.17
  4. Step 4: Simplify right side
    1,036,888,273.42x = 658,641,169,573,874,304
  5. Step 5: Solve for x
    x = 658,641,169,573,874,304/1,036,888,273.42
  6. Step 6: Final answer
    x = 635,209,391.85

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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.