Home / 170,682,018.90-255,919,351.14-66,926,923.80

Finding the Fourth Proportional to 170,682,018.90, 255,919,351.14 and 66,926,923.80

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Solution

The fourth proportional to 170,682,018.90, 255,919,351.14 and 66,926,923.80 is: 100,349,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,682,018.90 : 255,919,351.14 = 66,926,923.80 : x
  2. Step 2: Convert to fraction form
    170,682,018.90/255,919,351.14 = 66,926,923.80/x
  3. Step 3: Cross multiply
    170,682,018.90x = 255,919,351.14 × 66,926,923.80
  4. Step 4: Simplify right side
    170,682,018.90x = 17,127,894,912,692,222
  5. Step 5: Solve for x
    x = 17,127,894,912,692,222/170,682,018.90
  6. Step 6: Final answer
    x = 100,349,732.34

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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.