Home / 564,727,796.80-779,343,283.38-313,842,761.18

Finding the Fourth Proportional to 564,727,796.80, 779,343,283.38 and 313,842,761.18

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Solution

The fourth proportional to 564,727,796.80, 779,343,283.38 and 313,842,761.18 is: 433,113,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,727,796.80 : 779,343,283.38 = 313,842,761.18 : x
  2. Step 2: Convert to fraction form
    564,727,796.80/779,343,283.38 = 313,842,761.18/x
  3. Step 3: Cross multiply
    564,727,796.80x = 779,343,283.38 × 313,842,761.18
  4. Step 4: Simplify right side
    564,727,796.80x = 244,591,247,963,066,400
  5. Step 5: Solve for x
    x = 244,591,247,963,066,400/564,727,796.80
  6. Step 6: Final answer
    x = 433,113,527.17

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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.