Home / 170,424,004.40-255,636,006.60-105,800,778.80

Finding the Fourth Proportional to 170,424,004.40, 255,636,006.60 and 105,800,778.80

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Solution

The fourth proportional to 170,424,004.40, 255,636,006.60 and 105,800,778.80 is: 158,701,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,424,004.40 : 255,636,006.60 = 105,800,778.80 : x
  2. Step 2: Convert to fraction form
    170,424,004.40/255,636,006.60 = 105,800,778.80/x
  3. Step 3: Cross multiply
    170,424,004.40x = 255,636,006.60 × 105,800,778.80
  4. Step 4: Simplify right side
    170,424,004.40x = 27,046,488,587,601,940
  5. Step 5: Solve for x
    x = 27,046,488,587,601,940/170,424,004.40
  6. Step 6: Final answer
    x = 158,701,168.20

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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.