Home / 2,115,151,031.10-3,170,711,007.45-1,648,553,706.30

Finding the Fourth Proportional to 2,115,151,031.10, 3,170,711,007.45 and 1,648,553,706.30

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Solution

The fourth proportional to 2,115,151,031.10, 3,170,711,007.45 and 1,648,553,706.30 is: 2,471,259,643.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,151,031.10 : 3,170,711,007.45 = 1,648,553,706.30 : x
  2. Step 2: Convert to fraction form
    2,115,151,031.10/3,170,711,007.45 = 1,648,553,706.30/x
  3. Step 3: Cross multiply
    2,115,151,031.10x = 3,170,711,007.45 × 1,648,553,706.30
  4. Step 4: Simplify right side
    2,115,151,031.10x = 5,227,087,382,937,904,128
  5. Step 5: Solve for x
    x = 5,227,087,382,937,904,128/2,115,151,031.10
  6. Step 6: Final answer
    x = 2,471,259,643.44

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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.