Home / 272,956,359.60-409,434,539.40-151,787,811.60

Finding the Fourth Proportional to 272,956,359.60, 409,434,539.40 and 151,787,811.60

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Solution

The fourth proportional to 272,956,359.60, 409,434,539.40 and 151,787,811.60 is: 227,681,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,956,359.60 : 409,434,539.40 = 151,787,811.60 : x
  2. Step 2: Convert to fraction form
    272,956,359.60/409,434,539.40 = 151,787,811.60/x
  3. Step 3: Cross multiply
    272,956,359.60x = 409,434,539.40 × 151,787,811.60
  4. Step 4: Simplify right side
    272,956,359.60x = 62,147,172,728,979,968
  5. Step 5: Solve for x
    x = 62,147,172,728,979,968/272,956,359.60
  6. Step 6: Final answer
    x = 227,681,717.40

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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.