Home / 169,989,426.30-254,984,139.45-55,056,452.70

Finding the Fourth Proportional to 169,989,426.30, 254,984,139.45 and 55,056,452.70

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Solution

The fourth proportional to 169,989,426.30, 254,984,139.45 and 55,056,452.70 is: 82,584,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,989,426.30 : 254,984,139.45 = 55,056,452.70 : x
  2. Step 2: Convert to fraction form
    169,989,426.30/254,984,139.45 = 55,056,452.70/x
  3. Step 3: Cross multiply
    169,989,426.30x = 254,984,139.45 × 55,056,452.70
  4. Step 4: Simplify right side
    169,989,426.30x = 14,038,522,212,879,130
  5. Step 5: Solve for x
    x = 14,038,522,212,879,130/169,989,426.30
  6. Step 6: Final answer
    x = 82,584,679.05

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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.