Home / 3,005,366,975.90-4,147,411,305.80-1,667,257,100.30

Finding the Fourth Proportional to 3,005,366,975.90, 4,147,411,305.80 and 1,667,257,100.30

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Solution

The fourth proportional to 3,005,366,975.90, 4,147,411,305.80 and 1,667,257,100.30 is: 2,300,817,505.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,366,975.90 : 4,147,411,305.80 = 1,667,257,100.30 : x
  2. Step 2: Convert to fraction form
    3,005,366,975.90/4,147,411,305.80 = 1,667,257,100.30/x
  3. Step 3: Cross multiply
    3,005,366,975.90x = 4,147,411,305.80 × 1,667,257,100.30
  4. Step 4: Simplify right side
    3,005,366,975.90x = 6,914,800,947,459,545,088
  5. Step 5: Solve for x
    x = 6,914,800,947,459,545,088/3,005,366,975.90
  6. Step 6: Final answer
    x = 2,300,817,505.12

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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.