Home / 149,038,735.10-223,591,445.36-45,416,050.36

Finding the Fourth Proportional to 149,038,735.10, 223,591,445.36 and 45,416,050.36

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Solution

The fourth proportional to 149,038,735.10, 223,591,445.36 and 45,416,050.36 is: 68,134,235.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,038,735.10 : 223,591,445.36 = 45,416,050.36 : x
  2. Step 2: Convert to fraction form
    149,038,735.10/223,591,445.36 = 45,416,050.36/x
  3. Step 3: Cross multiply
    149,038,735.10x = 223,591,445.36 × 45,416,050.36
  4. Step 4: Simplify right side
    149,038,735.10x = 10,154,640,342,534,948
  5. Step 5: Solve for x
    x = 10,154,640,342,534,948/149,038,735.10
  6. Step 6: Final answer
    x = 68,134,235.95

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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.