Home / 5,643,659,663.28-7,788,746,177.28-3,103,788,783.60

Finding the Fourth Proportional to 5,643,659,663.28, 7,788,746,177.28 and 3,103,788,783.60

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Solution

The fourth proportional to 5,643,659,663.28, 7,788,746,177.28 and 3,103,788,783.60 is: 4,283,501,214.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643,659,663.28 : 7,788,746,177.28 = 3,103,788,783.60 : x
  2. Step 2: Convert to fraction form
    5,643,659,663.28/7,788,746,177.28 = 3,103,788,783.60/x
  3. Step 3: Cross multiply
    5,643,659,663.28x = 7,788,746,177.28 × 3,103,788,783.60
  4. Step 4: Simplify right side
    5,643,659,663.28x = 24,174,623,023,349,039,104
  5. Step 5: Solve for x
    x = 24,174,623,023,349,039,104/5,643,659,663.28
  6. Step 6: Final answer
    x = 4,283,501,214.76

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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.