Home / 744,552,904.80-1,116,829,357.20-199,294,438.80

Finding the Fourth Proportional to 744,552,904.80, 1,116,829,357.20 and 199,294,438.80

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Solution

The fourth proportional to 744,552,904.80, 1,116,829,357.20 and 199,294,438.80 is: 298,941,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,552,904.80 : 1,116,829,357.20 = 199,294,438.80 : x
  2. Step 2: Convert to fraction form
    744,552,904.80/1,116,829,357.20 = 199,294,438.80/x
  3. Step 3: Cross multiply
    744,552,904.80x = 1,116,829,357.20 × 199,294,438.80
  4. Step 4: Simplify right side
    744,552,904.80x = 222,577,879,978,538,752
  5. Step 5: Solve for x
    x = 222,577,879,978,538,752/744,552,904.80
  6. Step 6: Final answer
    x = 298,941,658.20

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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.