Home / 141,379,697.60-212,069,546.40-131,176,030.40

Finding the Fourth Proportional to 141,379,697.60, 212,069,546.40 and 131,176,030.40

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Solution

The fourth proportional to 141,379,697.60, 212,069,546.40 and 131,176,030.40 is: 196,764,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,379,697.60 : 212,069,546.40 = 131,176,030.40 : x
  2. Step 2: Convert to fraction form
    141,379,697.60/212,069,546.40 = 131,176,030.40/x
  3. Step 3: Cross multiply
    141,379,697.60x = 212,069,546.40 × 131,176,030.40
  4. Step 4: Simplify right side
    141,379,697.60x = 27,818,441,265,480,612
  5. Step 5: Solve for x
    x = 27,818,441,265,480,612/141,379,697.60
  6. Step 6: Final answer
    x = 196,764,045.60

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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.