Home / 5,745,571,001.31-7,928,884,400.40-3,105,372,113.31

Finding the Fourth Proportional to 5,745,571,001.31, 7,928,884,400.40 and 3,105,372,113.31

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Solution

The fourth proportional to 5,745,571,001.31, 7,928,884,400.40 and 3,105,372,113.31 is: 4,285,411,580.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,571,001.31 : 7,928,884,400.40 = 3,105,372,113.31 : x
  2. Step 2: Convert to fraction form
    5,745,571,001.31/7,928,884,400.40 = 3,105,372,113.31/x
  3. Step 3: Cross multiply
    5,745,571,001.31x = 7,928,884,400.40 × 3,105,372,113.31
  4. Step 4: Simplify right side
    5,745,571,001.31x = 24,622,136,506,660,839,424
  5. Step 5: Solve for x
    x = 24,622,136,506,660,839,424/5,745,571,001.31
  6. Step 6: Final answer
    x = 4,285,411,580.68

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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.