Home / 538,527,608.93-807,730,851.26-145,083,513.67

Finding the Fourth Proportional to 538,527,608.93, 807,730,851.26 and 145,083,513.67

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Solution

The fourth proportional to 538,527,608.93, 807,730,851.26 and 145,083,513.67 is: 217,608,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,527,608.93 : 807,730,851.26 = 145,083,513.67 : x
  2. Step 2: Convert to fraction form
    538,527,608.93/807,730,851.26 = 145,083,513.67/x
  3. Step 3: Cross multiply
    538,527,608.93x = 807,730,851.26 × 145,083,513.67
  4. Step 4: Simplify right side
    538,527,608.93x = 117,188,430,000,460,928
  5. Step 5: Solve for x
    x = 117,188,430,000,460,928/538,527,608.93
  6. Step 6: Final answer
    x = 217,608,954.60

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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.