Home / 2,913,102,001.80-4,369,653,002.70-2,892,694,667.40

Finding the Fourth Proportional to 2,913,102,001.80, 4,369,653,002.70 and 2,892,694,667.40

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Solution

The fourth proportional to 2,913,102,001.80, 4,369,653,002.70 and 2,892,694,667.40 is: 4,339,042,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,102,001.80 : 4,369,653,002.70 = 2,892,694,667.40 : x
  2. Step 2: Convert to fraction form
    2,913,102,001.80/4,369,653,002.70 = 2,892,694,667.40/x
  3. Step 3: Cross multiply
    2,913,102,001.80x = 4,369,653,002.70 × 2,892,694,667.40
  4. Step 4: Simplify right side
    2,913,102,001.80x = 12,640,071,939,298,686,976
  5. Step 5: Solve for x
    x = 12,640,071,939,298,686,976/2,913,102,001.80
  6. Step 6: Final answer
    x = 4,339,042,001.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.