Home / 120,227,987,567.37-180,185,099,967.77-67,166,877,393.93

Finding the Fourth Proportional to 120,227,987,567.37, 180,185,099,967.77 and 67,166,877,393.93

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Solution

The fourth proportional to 120,227,987,567.37, 180,185,099,967.77 and 67,166,877,393.93 is: 100,662,672,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,227,987,567.37 : 180,185,099,967.77 = 67,166,877,393.93 : x
  2. Step 2: Convert to fraction form
    120,227,987,567.37/180,185,099,967.77 = 67,166,877,393.93/x
  3. Step 3: Cross multiply
    120,227,987,567.37x = 180,185,099,967.77 × 67,166,877,393.93
  4. Step 4: Simplify right side
    120,227,987,567.37x = 12,102,470,517,748,228,161,536
  5. Step 5: Solve for x
    x = 12,102,470,517,748,228,161,536/120,227,987,567.37
  6. Step 6: Final answer
    x = 100,662,672,332.98

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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.