Home / 170,169,363.85-255,318,376.37-66,612,579.22

Finding the Fourth Proportional to 170,169,363.85, 255,318,376.37 and 66,612,579.22

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Solution

The fourth proportional to 170,169,363.85, 255,318,376.37 and 66,612,579.22 is: 99,944,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,169,363.85 : 255,318,376.37 = 66,612,579.22 : x
  2. Step 2: Convert to fraction form
    170,169,363.85/255,318,376.37 = 66,612,579.22/x
  3. Step 3: Cross multiply
    170,169,363.85x = 255,318,376.37 × 66,612,579.22
  4. Step 4: Simplify right side
    170,169,363.85x = 17,007,415,572,268,402
  5. Step 5: Solve for x
    x = 17,007,415,572,268,402/170,169,363.85
  6. Step 6: Final answer
    x = 99,944,050.96

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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.