Home / 73,774,455,379.93-110,668,436,416.56-20,715,130,957.61

Finding the Fourth Proportional to 73,774,455,379.93, 110,668,436,416.56 and 20,715,130,957.61

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Solution

The fourth proportional to 73,774,455,379.93, 110,668,436,416.56 and 20,715,130,957.61 is: 31,074,592,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,774,455,379.93 : 110,668,436,416.56 = 20,715,130,957.61 : x
  2. Step 2: Convert to fraction form
    73,774,455,379.93/110,668,436,416.56 = 20,715,130,957.61/x
  3. Step 3: Cross multiply
    73,774,455,379.93x = 110,668,436,416.56 × 20,715,130,957.61
  4. Step 4: Simplify right side
    73,774,455,379.93x = 2,292,511,153,242,976,026,624
  5. Step 5: Solve for x
    x = 2,292,511,153,242,976,026,624/73,774,455,379.93
  6. Step 6: Final answer
    x = 31,074,592,708.77

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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.