Home / 67,396,854,853.17-101,071,436,436.45-19,579,916,092.50

Finding the Fourth Proportional to 67,396,854,853.17, 101,071,436,436.45 and 19,579,916,092.50

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Solution

The fourth proportional to 67,396,854,853.17, 101,071,436,436.45 and 19,579,916,092.50 is: 29,362,946,521.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,396,854,853.17 : 101,071,436,436.45 = 19,579,916,092.50 : x
  2. Step 2: Convert to fraction form
    67,396,854,853.17/101,071,436,436.45 = 19,579,916,092.50/x
  3. Step 3: Cross multiply
    67,396,854,853.17x = 101,071,436,436.45 × 19,579,916,092.50
  4. Step 4: Simplify right side
    67,396,854,853.17x = 1,978,970,244,774,138,216,448
  5. Step 5: Solve for x
    x = 1,978,970,244,774,138,216,448/67,396,854,853.17
  6. Step 6: Final answer
    x = 29,362,946,521.55

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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.