Home / 120,565,723,801.21-180,853,576,651.98-35,575,516,700.48

Finding the Fourth Proportional to 120,565,723,801.21, 180,853,576,651.98 and 35,575,516,700.48

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Solution

The fourth proportional to 120,565,723,801.21, 180,853,576,651.98 and 35,575,516,700.48 is: 53,364,747,738.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,565,723,801.21 : 180,853,576,651.98 = 35,575,516,700.48 : x
  2. Step 2: Convert to fraction form
    120,565,723,801.21/180,853,576,651.98 = 35,575,516,700.48/x
  3. Step 3: Cross multiply
    120,565,723,801.21x = 180,853,576,651.98 × 35,575,516,700.48
  4. Step 4: Simplify right side
    120,565,723,801.21x = 6,433,959,436,524,417,187,840
  5. Step 5: Solve for x
    x = 6,433,959,436,524,417,187,840/120,565,723,801.21
  6. Step 6: Final answer
    x = 53,364,747,738.19

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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.