Home / 366,596,729.40-549,469,941.30-148,103,619.60

Finding the Fourth Proportional to 366,596,729.40, 549,469,941.30 and 148,103,619.60

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Solution

The fourth proportional to 366,596,729.40, 549,469,941.30 and 148,103,619.60 is: 221,983,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,596,729.40 : 549,469,941.30 = 148,103,619.60 : x
  2. Step 2: Convert to fraction form
    366,596,729.40/549,469,941.30 = 148,103,619.60/x
  3. Step 3: Cross multiply
    366,596,729.40x = 549,469,941.30 × 148,103,619.60
  4. Step 4: Simplify right side
    366,596,729.40x = 81,378,487,167,929,520
  5. Step 5: Solve for x
    x = 81,378,487,167,929,520/366,596,729.40
  6. Step 6: Final answer
    x = 221,983,669.36

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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.