Home / 170,429,892.90-255,644,839.35-118,277,816.10

Finding the Fourth Proportional to 170,429,892.90, 255,644,839.35 and 118,277,816.10

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Solution

The fourth proportional to 170,429,892.90, 255,644,839.35 and 118,277,816.10 is: 177,416,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,429,892.90 : 255,644,839.35 = 118,277,816.10 : x
  2. Step 2: Convert to fraction form
    170,429,892.90/255,644,839.35 = 118,277,816.10/x
  3. Step 3: Cross multiply
    170,429,892.90x = 255,644,839.35 × 118,277,816.10
  4. Step 4: Simplify right side
    170,429,892.90x = 30,237,113,295,553,340
  5. Step 5: Solve for x
    x = 30,237,113,295,553,340/170,429,892.90
  6. Step 6: Final answer
    x = 177,416,724.15

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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.