Home / 416,764,617.36-624,988,019.34-140,341,615.26

Finding the Fourth Proportional to 416,764,617.36, 624,988,019.34 and 140,341,615.26

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Solution

The fourth proportional to 416,764,617.36, 624,988,019.34 and 140,341,615.26 is: 210,458,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,764,617.36 : 624,988,019.34 = 140,341,615.26 : x
  2. Step 2: Convert to fraction form
    416,764,617.36/624,988,019.34 = 140,341,615.26/x
  3. Step 3: Cross multiply
    416,764,617.36x = 624,988,019.34 × 140,341,615.26
  4. Step 4: Simplify right side
    416,764,617.36x = 87,711,828,152,323,712
  5. Step 5: Solve for x
    x = 87,711,828,152,323,712/416,764,617.36
  6. Step 6: Final answer
    x = 210,458,912.53

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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.