Home / 3,979,904,762,995.20-5,970,454,060,271.40-1,397,872,174,345.20

Finding the Fourth Proportional to 3,979,904,762,995.20, 5,970,454,060,271.40 and 1,397,872,174,345.20

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Solution

The fourth proportional to 3,979,904,762,995.20, 5,970,454,060,271.40 and 1,397,872,174,345.20 is: 2,097,017,917,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,904,762,995.20 : 5,970,454,060,271.40 = 1,397,872,174,345.20 : x
  2. Step 2: Convert to fraction form
    3,979,904,762,995.20/5,970,454,060,271.40 = 1,397,872,174,345.20/x
  3. Step 3: Cross multiply
    3,979,904,762,995.20x = 5,970,454,060,271.40 × 1,397,872,174,345.20
  4. Step 4: Simplify right side
    3,979,904,762,995.20x = 8,345,931,599,059,710,333,943,808
  5. Step 5: Solve for x
    x = 8,345,931,599,059,710,333,943,808/3,979,904,762,995.20
  6. Step 6: Final answer
    x = 2,097,017,917,780.20

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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.