Home / 170,328,039.60-255,492,059.40-168,536,449.20

Finding the Fourth Proportional to 170,328,039.60, 255,492,059.40 and 168,536,449.20

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Solution

The fourth proportional to 170,328,039.60, 255,492,059.40 and 168,536,449.20 is: 252,804,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,328,039.60 : 255,492,059.40 = 168,536,449.20 : x
  2. Step 2: Convert to fraction form
    170,328,039.60/255,492,059.40 = 168,536,449.20/x
  3. Step 3: Cross multiply
    170,328,039.60x = 255,492,059.40 × 168,536,449.20
  4. Step 4: Simplify right side
    170,328,039.60x = 43,059,724,490,071,480
  5. Step 5: Solve for x
    x = 43,059,724,490,071,480/170,328,039.60
  6. Step 6: Final answer
    x = 252,804,673.80

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1.5x scale

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.