Home / 3,979,904,762,998.90-5,970,454,060,276.50-1,397,872,174,349

Finding the Fourth Proportional to 3,979,904,762,998.90, 5,970,454,060,276.50 and 1,397,872,174,349

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Solution

The fourth proportional to 3,979,904,762,998.90, 5,970,454,060,276.50 and 1,397,872,174,349 is: 2,097,017,917,785.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,904,762,998.90 : 5,970,454,060,276.50 = 1,397,872,174,349 : x
  2. Step 2: Convert to fraction form
    3,979,904,762,998.90/5,970,454,060,276.50 = 1,397,872,174,349/x
  3. Step 3: Cross multiply
    3,979,904,762,998.90x = 5,970,454,060,276.50 × 1,397,872,174,349
  4. Step 4: Simplify right side
    3,979,904,762,998.90x = 8,345,931,599,089,527,070,654,464
  5. Step 5: Solve for x
    x = 8,345,931,599,089,527,070,654,464/3,979,904,762,998.90
  6. Step 6: Final answer
    x = 2,097,017,917,785.75

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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.