Home / 170,064,015.40-255,159,008.70-67,901,372.20

Finding the Fourth Proportional to 170,064,015.40, 255,159,008.70 and 67,901,372.20

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Solution

The fourth proportional to 170,064,015.40, 255,159,008.70 and 67,901,372.20 is: 101,877,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,064,015.40 : 255,159,008.70 = 67,901,372.20 : x
  2. Step 2: Convert to fraction form
    170,064,015.40/255,159,008.70 = 67,901,372.20/x
  3. Step 3: Cross multiply
    170,064,015.40x = 255,159,008.70 × 67,901,372.20
  4. Step 4: Simplify right side
    170,064,015.40x = 17,325,646,819,921,738
  5. Step 5: Solve for x
    x = 17,325,646,819,921,738/170,064,015.40
  6. Step 6: Final answer
    x = 101,877,206.53

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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.