Home / 79,602,536,232.76-119,420,576,189.47-25,815,477,819.10

Finding the Fourth Proportional to 79,602,536,232.76, 119,420,576,189.47 and 25,815,477,819.10

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Solution

The fourth proportional to 79,602,536,232.76, 119,420,576,189.47 and 25,815,477,819.10 is: 38,728,655,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,602,536,232.76 : 119,420,576,189.47 = 25,815,477,819.10 : x
  2. Step 2: Convert to fraction form
    79,602,536,232.76/119,420,576,189.47 = 25,815,477,819.10/x
  3. Step 3: Cross multiply
    79,602,536,232.76x = 119,420,576,189.47 × 25,815,477,819.10
  4. Step 4: Simplify right side
    79,602,536,232.76x = 3,082,899,235,763,404,144,640
  5. Step 5: Solve for x
    x = 3,082,899,235,763,404,144,640/79,602,536,232.76
  6. Step 6: Final answer
    x = 38,728,655,915.55

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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.