Home / 131,583,661.60-197,394,154.80-40,697,773.60

Finding the Fourth Proportional to 131,583,661.60, 197,394,154.80 and 40,697,773.60

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Solution

The fourth proportional to 131,583,661.60, 197,394,154.80 and 40,697,773.60 is: 61,052,432.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,583,661.60 : 197,394,154.80 = 40,697,773.60 : x
  2. Step 2: Convert to fraction form
    131,583,661.60/197,394,154.80 = 40,697,773.60/x
  3. Step 3: Cross multiply
    131,583,661.60x = 197,394,154.80 × 40,697,773.60
  4. Step 4: Simplify right side
    131,583,661.60x = 8,033,502,622,013,754
  5. Step 5: Solve for x
    x = 8,033,502,622,013,754/131,583,661.60
  6. Step 6: Final answer
    x = 61,052,432.53

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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.