Home / 137,061,343.20-205,592,014.80-131,014,725.60

Finding the Fourth Proportional to 137,061,343.20, 205,592,014.80 and 131,014,725.60

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Solution

The fourth proportional to 137,061,343.20, 205,592,014.80 and 131,014,725.60 is: 196,522,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,061,343.20 : 205,592,014.80 = 131,014,725.60 : x
  2. Step 2: Convert to fraction form
    137,061,343.20/205,592,014.80 = 131,014,725.60/x
  3. Step 3: Cross multiply
    137,061,343.20x = 205,592,014.80 × 131,014,725.60
  4. Step 4: Simplify right side
    137,061,343.20x = 26,935,581,404,573,140
  5. Step 5: Solve for x
    x = 26,935,581,404,573,140/137,061,343.20
  6. Step 6: Final answer
    x = 196,522,088.40

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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.