Home / 31,622,923,127.85-47,432,714,081.91-10,372,572,582.77

Finding the Fourth Proportional to 31,622,923,127.85, 47,432,714,081.91 and 10,372,572,582.77

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Solution

The fourth proportional to 31,622,923,127.85, 47,432,714,081.91 and 10,372,572,582.77 is: 15,558,310,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,622,923,127.85 : 47,432,714,081.91 = 10,372,572,582.77 : x
  2. Step 2: Convert to fraction form
    31,622,923,127.85/47,432,714,081.91 = 10,372,572,582.77/x
  3. Step 3: Cross multiply
    31,622,923,127.85x = 47,432,714,081.91 × 10,372,572,582.77
  4. Step 4: Simplify right side
    31,622,923,127.85x = 491,999,269,612,150,980,608
  5. Step 5: Solve for x
    x = 491,999,269,612,150,980,608/31,622,923,127.85
  6. Step 6: Final answer
    x = 15,558,310,900.70

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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.