Home / 1,010,729,453.90-1,516,092,147.74-949,223,388.20

Finding the Fourth Proportional to 1,010,729,453.90, 1,516,092,147.74 and 949,223,388.20

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Solution

The fourth proportional to 1,010,729,453.90, 1,516,092,147.74 and 949,223,388.20 is: 1,423,833,172.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,729,453.90 : 1,516,092,147.74 = 949,223,388.20 : x
  2. Step 2: Convert to fraction form
    1,010,729,453.90/1,516,092,147.74 = 949,223,388.20/x
  3. Step 3: Cross multiply
    1,010,729,453.90x = 1,516,092,147.74 × 949,223,388.20
  4. Step 4: Simplify right side
    1,010,729,453.90x = 1,439,110,125,301,177,856
  5. Step 5: Solve for x
    x = 1,439,110,125,301,177,856/1,010,729,453.90
  6. Step 6: Final answer
    x = 1,423,833,172.91

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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.