Home / 160,179,800,100.48-221,048,343,035.36-86,936,031,933.49

Finding the Fourth Proportional to 160,179,800,100.48, 221,048,343,035.36 and 86,936,031,933.49

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Solution

The fourth proportional to 160,179,800,100.48, 221,048,343,035.36 and 86,936,031,933.49 is: 119,971,842,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,179,800,100.48 : 221,048,343,035.36 = 86,936,031,933.49 : x
  2. Step 2: Convert to fraction form
    160,179,800,100.48/221,048,343,035.36 = 86,936,031,933.49/x
  3. Step 3: Cross multiply
    160,179,800,100.48x = 221,048,343,035.36 × 86,936,031,933.49
  4. Step 4: Simplify right side
    160,179,800,100.48x = 19,217,065,808,967,990,509,568
  5. Step 5: Solve for x
    x = 19,217,065,808,967,990,509,568/160,179,800,100.48
  6. Step 6: Final answer
    x = 119,971,842,872.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.