Home / 132,975,886.40-199,463,829.60-89,865,742.40

Finding the Fourth Proportional to 132,975,886.40, 199,463,829.60 and 89,865,742.40

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Solution

The fourth proportional to 132,975,886.40, 199,463,829.60 and 89,865,742.40 is: 134,798,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,975,886.40 : 199,463,829.60 = 89,865,742.40 : x
  2. Step 2: Convert to fraction form
    132,975,886.40/199,463,829.60 = 89,865,742.40/x
  3. Step 3: Cross multiply
    132,975,886.40x = 199,463,829.60 × 89,865,742.40
  4. Step 4: Simplify right side
    132,975,886.40x = 17,924,965,128,951,096
  5. Step 5: Solve for x
    x = 17,924,965,128,951,096/132,975,886.40
  6. Step 6: Final answer
    x = 134,798,613.60

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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.