Home / 287,265,317.52-430,958,501.82-93,161,597.88

Finding the Fourth Proportional to 287,265,317.52, 430,958,501.82 and 93,161,597.88

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Solution

The fourth proportional to 287,265,317.52, 430,958,501.82 and 93,161,597.88 is: 139,762,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,265,317.52 : 430,958,501.82 = 93,161,597.88 : x
  2. Step 2: Convert to fraction form
    287,265,317.52/430,958,501.82 = 93,161,597.88/x
  3. Step 3: Cross multiply
    287,265,317.52x = 430,958,501.82 × 93,161,597.88
  4. Step 4: Simplify right side
    287,265,317.52x = 40,148,782,649,522,088
  5. Step 5: Solve for x
    x = 40,148,782,649,522,088/287,265,317.52
  6. Step 6: Final answer
    x = 139,762,025.56

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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.