Home / 79,208,949,759.23-118,862,294,872.09-36,705,924,714.88

Finding the Fourth Proportional to 79,208,949,759.23, 118,862,294,872.09 and 36,705,924,714.88

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Solution

The fourth proportional to 79,208,949,759.23, 118,862,294,872.09 and 36,705,924,714.88 is: 55,081,533,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,208,949,759.23 : 118,862,294,872.09 = 36,705,924,714.88 : x
  2. Step 2: Convert to fraction form
    79,208,949,759.23/118,862,294,872.09 = 36,705,924,714.88/x
  3. Step 3: Cross multiply
    79,208,949,759.23x = 118,862,294,872.09 × 36,705,924,714.88
  4. Step 4: Simplify right side
    79,208,949,759.23x = 4,362,950,447,013,040,750,592
  5. Step 5: Solve for x
    x = 4,362,950,447,013,040,750,592/79,208,949,759.23
  6. Step 6: Final answer
    x = 55,081,533,845.29

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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.