Home / 88,089,072.60-132,133,608.90-80,011,169.40

Finding the Fourth Proportional to 88,089,072.60, 132,133,608.90 and 80,011,169.40

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Solution

The fourth proportional to 88,089,072.60, 132,133,608.90 and 80,011,169.40 is: 120,016,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,089,072.60 : 132,133,608.90 = 80,011,169.40 : x
  2. Step 2: Convert to fraction form
    88,089,072.60/132,133,608.90 = 80,011,169.40/x
  3. Step 3: Cross multiply
    88,089,072.60x = 132,133,608.90 × 80,011,169.40
  4. Step 4: Simplify right side
    88,089,072.60x = 10,572,164,565,131,248
  5. Step 5: Solve for x
    x = 10,572,164,565,131,248/88,089,072.60
  6. Step 6: Final answer
    x = 120,016,754.10

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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.