Home / 21,782,835,168.91-32,683,756,659.16-7,627,960,328.88

Finding the Fourth Proportional to 21,782,835,168.91, 32,683,756,659.16 and 7,627,960,328.88

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Solution

The fourth proportional to 21,782,835,168.91, 32,683,756,659.16 and 7,627,960,328.88 is: 11,445,268,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,782,835,168.91 : 32,683,756,659.16 = 7,627,960,328.88 : x
  2. Step 2: Convert to fraction form
    21,782,835,168.91/32,683,756,659.16 = 7,627,960,328.88/x
  3. Step 3: Cross multiply
    21,782,835,168.91x = 32,683,756,659.16 × 7,627,960,328.88
  4. Step 4: Simplify right side
    21,782,835,168.91x = 249,310,399,194,757,201,920
  5. Step 5: Solve for x
    x = 249,310,399,194,757,201,920/21,782,835,168.91
  6. Step 6: Final answer
    x = 11,445,268,591.60

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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.