Home / 12,803,576,278.80-19,216,113,960.60-5,827,123,261.20

Finding the Fourth Proportional to 12,803,576,278.80, 19,216,113,960.60 and 5,827,123,261.20

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Solution

The fourth proportional to 12,803,576,278.80, 19,216,113,960.60 and 5,827,123,261.20 is: 8,745,577,189.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803,576,278.80 : 19,216,113,960.60 = 5,827,123,261.20 : x
  2. Step 2: Convert to fraction form
    12,803,576,278.80/19,216,113,960.60 = 5,827,123,261.20/x
  3. Step 3: Cross multiply
    12,803,576,278.80x = 19,216,113,960.60 × 5,827,123,261.20
  4. Step 4: Simplify right side
    12,803,576,278.80x = 111,974,664,649,682,305,024
  5. Step 5: Solve for x
    x = 111,974,664,649,682,305,024/12,803,576,278.80
  6. Step 6: Final answer
    x = 8,745,577,189.64

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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.