Home / 569,263,450,859.82-785,598,016,337.97-312,346,280,004.93

Finding the Fourth Proportional to 569,263,450,859.82, 785,598,016,337.97 and 312,346,280,004.93

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Solution

The fourth proportional to 569,263,450,859.82, 785,598,016,337.97 and 312,346,280,004.93 is: 431,045,797,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,263,450,859.82 : 785,598,016,337.97 = 312,346,280,004.93 : x
  2. Step 2: Convert to fraction form
    569,263,450,859.82/785,598,016,337.97 = 312,346,280,004.93/x
  3. Step 3: Cross multiply
    569,263,450,859.82x = 785,598,016,337.97 × 312,346,280,004.93
  4. Step 4: Simplify right side
    569,263,450,859.82x = 245,378,617,982,417,142,546,432
  5. Step 5: Solve for x
    x = 245,378,617,982,417,142,546,432/569,263,450,859.82
  6. Step 6: Final answer
    x = 431,045,797,181.95

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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.