Home / 165,951,729.60-248,927,594.40-89,424,225.60

Finding the Fourth Proportional to 165,951,729.60, 248,927,594.40 and 89,424,225.60

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Solution

The fourth proportional to 165,951,729.60, 248,927,594.40 and 89,424,225.60 is: 134,136,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,951,729.60 : 248,927,594.40 = 89,424,225.60 : x
  2. Step 2: Convert to fraction form
    165,951,729.60/248,927,594.40 = 89,424,225.60/x
  3. Step 3: Cross multiply
    165,951,729.60x = 248,927,594.40 × 89,424,225.60
  4. Step 4: Simplify right side
    165,951,729.60x = 22,260,157,359,690,896
  5. Step 5: Solve for x
    x = 22,260,157,359,690,896/165,951,729.60
  6. Step 6: Final answer
    x = 134,136,338.40

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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.