Home / 99,557,757.60-149,336,636.40-89,354,090.40

Finding the Fourth Proportional to 99,557,757.60, 149,336,636.40 and 89,354,090.40

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Solution

The fourth proportional to 99,557,757.60, 149,336,636.40 and 89,354,090.40 is: 134,031,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,557,757.60 : 149,336,636.40 = 89,354,090.40 : x
  2. Step 2: Convert to fraction form
    99,557,757.60/149,336,636.40 = 89,354,090.40/x
  3. Step 3: Cross multiply
    99,557,757.60x = 149,336,636.40 × 89,354,090.40
  4. Step 4: Simplify right side
    99,557,757.60x = 13,343,839,308,917,532
  5. Step 5: Solve for x
    x = 13,343,839,308,917,532/99,557,757.60
  6. Step 6: Final answer
    x = 134,031,135.60

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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.