Home / 142,066,608.81-213,105,892.23-45,026,145.60

Finding the Fourth Proportional to 142,066,608.81, 213,105,892.23 and 45,026,145.60

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Solution

The fourth proportional to 142,066,608.81, 213,105,892.23 and 45,026,145.60 is: 67,541,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,066,608.81 : 213,105,892.23 = 45,026,145.60 : x
  2. Step 2: Convert to fraction form
    142,066,608.81/213,105,892.23 = 45,026,145.60/x
  3. Step 3: Cross multiply
    142,066,608.81x = 213,105,892.23 × 45,026,145.60
  4. Step 4: Simplify right side
    142,066,608.81x = 9,595,336,931,765,888
  5. Step 5: Solve for x
    x = 9,595,336,931,765,888/142,066,608.81
  6. Step 6: Final answer
    x = 67,541,113.37

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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.