Home / 21,424,853,203.20-32,106,759,591.24-15,784,432,494.84

Finding the Fourth Proportional to 21,424,853,203.20, 32,106,759,591.24 and 15,784,432,494.84

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Solution

The fourth proportional to 21,424,853,203.20, 32,106,759,591.24 and 15,784,432,494.84 is: 23,654,163,442.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,424,853,203.20 : 32,106,759,591.24 = 15,784,432,494.84 : x
  2. Step 2: Convert to fraction form
    21,424,853,203.20/32,106,759,591.24 = 15,784,432,494.84/x
  3. Step 3: Cross multiply
    21,424,853,203.20x = 32,106,759,591.24 × 15,784,432,494.84
  4. Step 4: Simplify right side
    21,424,853,203.20x = 506,786,979,395,984,490,496
  5. Step 5: Solve for x
    x = 506,786,979,395,984,490,496/21,424,853,203.20
  6. Step 6: Final answer
    x = 23,654,163,442.31

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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.