Home / 170,063,407.80-255,095,111.70-67,900,764.60

Finding the Fourth Proportional to 170,063,407.80, 255,095,111.70 and 67,900,764.60

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Solution

The fourth proportional to 170,063,407.80, 255,095,111.70 and 67,900,764.60 is: 101,851,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,063,407.80 : 255,095,111.70 = 67,900,764.60 : x
  2. Step 2: Convert to fraction form
    170,063,407.80/255,095,111.70 = 67,900,764.60/x
  3. Step 3: Cross multiply
    170,063,407.80x = 255,095,111.70 × 67,900,764.60
  4. Step 4: Simplify right side
    170,063,407.80x = 17,321,153,130,152,404
  5. Step 5: Solve for x
    x = 17,321,153,130,152,404/170,063,407.80
  6. Step 6: Final answer
    x = 101,851,146.90

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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.