Home / 5,745,571,009.56-7,928,884,411.88-3,105,372,121.56

Finding the Fourth Proportional to 5,745,571,009.56, 7,928,884,411.88 and 3,105,372,121.56

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Solution

The fourth proportional to 5,745,571,009.56, 7,928,884,411.88 and 3,105,372,121.56 is: 4,285,411,592.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,571,009.56 : 7,928,884,411.88 = 3,105,372,121.56 : x
  2. Step 2: Convert to fraction form
    5,745,571,009.56/7,928,884,411.88 = 3,105,372,121.56/x
  3. Step 3: Cross multiply
    5,745,571,009.56x = 7,928,884,411.88 × 3,105,372,121.56
  4. Step 4: Simplify right side
    5,745,571,009.56x = 24,622,136,607,708,282,880
  5. Step 5: Solve for x
    x = 24,622,136,607,708,282,880/5,745,571,009.56
  6. Step 6: Final answer
    x = 4,285,411,592.12

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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.