Home / 930,875,561,046.90-1,284,639,970,429.70-540,211,878,278.65

Finding the Fourth Proportional to 930,875,561,046.90, 1,284,639,970,429.70 and 540,211,878,278.65

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Solution

The fourth proportional to 930,875,561,046.90, 1,284,639,970,429.70 and 540,211,878,278.65 is: 745,510,786,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,875,561,046.90 : 1,284,639,970,429.70 = 540,211,878,278.65 : x
  2. Step 2: Convert to fraction form
    930,875,561,046.90/1,284,639,970,429.70 = 540,211,878,278.65/x
  3. Step 3: Cross multiply
    930,875,561,046.90x = 1,284,639,970,429.70 × 540,211,878,278.65
  4. Step 4: Simplify right side
    930,875,561,046.90x = 693,977,771,337,657,618,530,304
  5. Step 5: Solve for x
    x = 693,977,771,337,657,618,530,304/930,875,561,046.90
  6. Step 6: Final answer
    x = 745,510,786,164.78

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Double scale
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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.