Home / 156,011,522.80-234,017,284.20-75,389,954.80

Finding the Fourth Proportional to 156,011,522.80, 234,017,284.20 and 75,389,954.80

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Solution

The fourth proportional to 156,011,522.80, 234,017,284.20 and 75,389,954.80 is: 113,084,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,011,522.80 : 234,017,284.20 = 75,389,954.80 : x
  2. Step 2: Convert to fraction form
    156,011,522.80/234,017,284.20 = 75,389,954.80/x
  3. Step 3: Cross multiply
    156,011,522.80x = 234,017,284.20 × 75,389,954.80
  4. Step 4: Simplify right side
    156,011,522.80x = 17,642,552,478,256,752
  5. Step 5: Solve for x
    x = 17,642,552,478,256,752/156,011,522.80
  6. Step 6: Final answer
    x = 113,084,932.20

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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.