Home / 114,453,539.60-171,680,309.40-109,989,435.20

Finding the Fourth Proportional to 114,453,539.60, 171,680,309.40 and 109,989,435.20

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Solution

The fourth proportional to 114,453,539.60, 171,680,309.40 and 109,989,435.20 is: 164,984,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,453,539.60 : 171,680,309.40 = 109,989,435.20 : x
  2. Step 2: Convert to fraction form
    114,453,539.60/171,680,309.40 = 109,989,435.20/x
  3. Step 3: Cross multiply
    114,453,539.60x = 171,680,309.40 × 109,989,435.20
  4. Step 4: Simplify right side
    114,453,539.60x = 18,883,020,265,867,252
  5. Step 5: Solve for x
    x = 18,883,020,265,867,252/114,453,539.60
  6. Step 6: Final answer
    x = 164,984,152.80

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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.