Home / 31,912,717,755.60-47,869,076,633.40-19,341,799,765.20

Finding the Fourth Proportional to 31,912,717,755.60, 47,869,076,633.40 and 19,341,799,765.20

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Solution

The fourth proportional to 31,912,717,755.60, 47,869,076,633.40 and 19,341,799,765.20 is: 29,012,699,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912,717,755.60 : 47,869,076,633.40 = 19,341,799,765.20 : x
  2. Step 2: Convert to fraction form
    31,912,717,755.60/47,869,076,633.40 = 19,341,799,765.20/x
  3. Step 3: Cross multiply
    31,912,717,755.60x = 47,869,076,633.40 × 19,341,799,765.20
  4. Step 4: Simplify right side
    31,912,717,755.60x = 925,874,095,188,236,959,744
  5. Step 5: Solve for x
    x = 925,874,095,188,236,959,744/31,912,717,755.60
  6. Step 6: Final answer
    x = 29,012,699,647.80

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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.