Home / 479,889,091.71-719,860,541.61-134,815,814.79

Finding the Fourth Proportional to 479,889,091.71, 719,860,541.61 and 134,815,814.79

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Solution

The fourth proportional to 479,889,091.71, 719,860,541.61 and 134,815,814.79 is: 202,231,280.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,889,091.71 : 719,860,541.61 = 134,815,814.79 : x
  2. Step 2: Convert to fraction form
    479,889,091.71/719,860,541.61 = 134,815,814.79/x
  3. Step 3: Cross multiply
    479,889,091.71x = 719,860,541.61 × 134,815,814.79
  4. Step 4: Simplify right side
    479,889,091.71x = 97,048,585,452,322,848
  5. Step 5: Solve for x
    x = 97,048,585,452,322,848/479,889,091.71
  6. Step 6: Final answer
    x = 202,231,280.37

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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.