Home / 76,729,467,206.16-114,532,204,079.78-67,671,576,173.34

Finding the Fourth Proportional to 76,729,467,206.16, 114,532,204,079.78 and 67,671,576,173.34

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Solution

The fourth proportional to 76,729,467,206.16, 114,532,204,079.78 and 67,671,576,173.34 is: 101,011,711,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,729,467,206.16 : 114,532,204,079.78 = 67,671,576,173.34 : x
  2. Step 2: Convert to fraction form
    76,729,467,206.16/114,532,204,079.78 = 67,671,576,173.34/x
  3. Step 3: Cross multiply
    76,729,467,206.16x = 114,532,204,079.78 × 67,671,576,173.34
  4. Step 4: Simplify right side
    76,729,467,206.16x = 7,750,574,772,685,354,565,632
  5. Step 5: Solve for x
    x = 7,750,574,772,685,354,565,632/76,729,467,206.16
  6. Step 6: Final answer
    x = 101,011,711,079.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.