Home / 132,881,012.40-199,349,512.20-56,164,551.60

Finding the Fourth Proportional to 132,881,012.40, 199,349,512.20 and 56,164,551.60

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Solution

The fourth proportional to 132,881,012.40, 199,349,512.20 and 56,164,551.60 is: 84,258,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,881,012.40 : 199,349,512.20 = 56,164,551.60 : x
  2. Step 2: Convert to fraction form
    132,881,012.40/199,349,512.20 = 56,164,551.60/x
  3. Step 3: Cross multiply
    132,881,012.40x = 199,349,512.20 × 56,164,551.60
  4. Step 4: Simplify right side
    132,881,012.40x = 11,196,375,964,391,730
  5. Step 5: Solve for x
    x = 11,196,375,964,391,730/132,881,012.40
  6. Step 6: Final answer
    x = 84,258,659.40

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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.