Home / 148,608,004.70-222,912,007.05-90,494,931.35

Finding the Fourth Proportional to 148,608,004.70, 222,912,007.05 and 90,494,931.35

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Solution

The fourth proportional to 148,608,004.70, 222,912,007.05 and 90,494,931.35 is: 135,742,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,004.70 : 222,912,007.05 = 90,494,931.35 : x
  2. Step 2: Convert to fraction form
    148,608,004.70/222,912,007.05 = 90,494,931.35/x
  3. Step 3: Cross multiply
    148,608,004.70x = 222,912,007.05 × 90,494,931.35
  4. Step 4: Simplify right side
    148,608,004.70x = 20,172,406,775,080,464
  5. Step 5: Solve for x
    x = 20,172,406,775,080,464/148,608,004.70
  6. Step 6: Final answer
    x = 135,742,397.03

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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.