Home / 21,574,716,748.80-32,348,936,793.60-8,472,816,153.60

Finding the Fourth Proportional to 21,574,716,748.80, 32,348,936,793.60 and 8,472,816,153.60

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Solution

The fourth proportional to 21,574,716,748.80, 32,348,936,793.60 and 8,472,816,153.60 is: 12,704,064,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,716,748.80 : 32,348,936,793.60 = 8,472,816,153.60 : x
  2. Step 2: Convert to fraction form
    21,574,716,748.80/32,348,936,793.60 = 8,472,816,153.60/x
  3. Step 3: Cross multiply
    21,574,716,748.80x = 32,348,936,793.60 × 8,472,816,153.60
  4. Step 4: Simplify right side
    21,574,716,748.80x = 274,086,594,216,599,453,696
  5. Step 5: Solve for x
    x = 274,086,594,216,599,453,696/21,574,716,748.80
  6. Step 6: Final answer
    x = 12,704,064,549.62

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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.