Home / 7,022,493,744.40-9,681,666,419.48-5,578,859,576.24

Finding the Fourth Proportional to 7,022,493,744.40, 9,681,666,419.48 and 5,578,859,576.24

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Solution

The fourth proportional to 7,022,493,744.40, 9,681,666,419.48 and 5,578,859,576.24 is: 7,691,378,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,493,744.40 : 9,681,666,419.48 = 5,578,859,576.24 : x
  2. Step 2: Convert to fraction form
    7,022,493,744.40/9,681,666,419.48 = 5,578,859,576.24/x
  3. Step 3: Cross multiply
    7,022,493,744.40x = 9,681,666,419.48 × 5,578,859,576.24
  4. Step 4: Simplify right side
    7,022,493,744.40x = 54,012,657,418,277,224,448
  5. Step 5: Solve for x
    x = 54,012,657,418,277,224,448/7,022,493,744.40
  6. Step 6: Final answer
    x = 7,691,378,502.31

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Double scale
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1.5x scale

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.