Home / 170,405,762.40-255,459,344.40-102,275,560.80

Finding the Fourth Proportional to 170,405,762.40, 255,459,344.40 and 102,275,560.80

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Solution

The fourth proportional to 170,405,762.40, 255,459,344.40 and 102,275,560.80 is: 153,323,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,405,762.40 : 255,459,344.40 = 102,275,560.80 : x
  2. Step 2: Convert to fraction form
    170,405,762.40/255,459,344.40 = 102,275,560.80/x
  3. Step 3: Cross multiply
    170,405,762.40x = 255,459,344.40 × 102,275,560.80
  4. Step 4: Simplify right side
    170,405,762.40x = 26,127,247,710,110,340
  5. Step 5: Solve for x
    x = 26,127,247,710,110,340/170,405,762.40
  6. Step 6: Final answer
    x = 153,323,733.55

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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.