Home / 116,178,256,207.80-160,324,363,856.16-64,738,984,109.04

Finding the Fourth Proportional to 116,178,256,207.80, 160,324,363,856.16 and 64,738,984,109.04

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Solution

The fourth proportional to 116,178,256,207.80, 160,324,363,856.16 and 64,738,984,109.04 is: 89,338,889,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,178,256,207.80 : 160,324,363,856.16 = 64,738,984,109.04 : x
  2. Step 2: Convert to fraction form
    116,178,256,207.80/160,324,363,856.16 = 64,738,984,109.04/x
  3. Step 3: Cross multiply
    116,178,256,207.80x = 160,324,363,856.16 × 64,738,984,109.04
  4. Step 4: Simplify right side
    116,178,256,207.80x = 10,379,236,443,975,889,977,344
  5. Step 5: Solve for x
    x = 10,379,236,443,975,889,977,344/116,178,256,207.80
  6. Step 6: Final answer
    x = 89,338,889,933.17

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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.