Home / 170,428,034.40-255,492,752.40-102,297,832.80

Finding the Fourth Proportional to 170,428,034.40, 255,492,752.40 and 102,297,832.80

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Solution

The fourth proportional to 170,428,034.40, 255,492,752.40 and 102,297,832.80 is: 153,357,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,428,034.40 : 255,492,752.40 = 102,297,832.80 : x
  2. Step 2: Convert to fraction form
    170,428,034.40/255,492,752.40 = 102,297,832.80/x
  3. Step 3: Cross multiply
    170,428,034.40x = 255,492,752.40 × 102,297,832.80
  4. Step 4: Simplify right side
    170,428,034.40x = 26,136,354,866,627,000
  5. Step 5: Solve for x
    x = 26,136,354,866,627,000/170,428,034.40
  6. Step 6: Final answer
    x = 153,357,133.75

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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.