Home / 1,349,035,201.68-1,861,098,462.54-903,142,030.92

Finding the Fourth Proportional to 1,349,035,201.68, 1,861,098,462.54 and 903,142,030.92

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Solution

The fourth proportional to 1,349,035,201.68, 1,861,098,462.54 and 903,142,030.92 is: 1,245,954,325.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,035,201.68 : 1,861,098,462.54 = 903,142,030.92 : x
  2. Step 2: Convert to fraction form
    1,349,035,201.68/1,861,098,462.54 = 903,142,030.92/x
  3. Step 3: Cross multiply
    1,349,035,201.68x = 1,861,098,462.54 × 903,142,030.92
  4. Step 4: Simplify right side
    1,349,035,201.68x = 1,680,836,245,200,465,152
  5. Step 5: Solve for x
    x = 1,680,836,245,200,465,152/1,349,035,201.68
  6. Step 6: Final answer
    x = 1,245,954,325.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.