Home / 247,308,798.33-370,880,893.32-99,718,237.86

Finding the Fourth Proportional to 247,308,798.33, 370,880,893.32 and 99,718,237.86

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Solution

The fourth proportional to 247,308,798.33, 370,880,893.32 and 99,718,237.86 is: 149,544,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,308,798.33 : 370,880,893.32 = 99,718,237.86 : x
  2. Step 2: Convert to fraction form
    247,308,798.33/370,880,893.32 = 99,718,237.86/x
  3. Step 3: Cross multiply
    247,308,798.33x = 370,880,893.32 × 99,718,237.86
  4. Step 4: Simplify right side
    247,308,798.33x = 36,983,589,137,813,048
  5. Step 5: Solve for x
    x = 36,983,589,137,813,048/247,308,798.33
  6. Step 6: Final answer
    x = 149,544,170.64

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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.