Home / 544,338,077.40-816,507,116.10-199,176,989.40

Finding the Fourth Proportional to 544,338,077.40, 816,507,116.10 and 199,176,989.40

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Solution

The fourth proportional to 544,338,077.40, 816,507,116.10 and 199,176,989.40 is: 298,765,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,338,077.40 : 816,507,116.10 = 199,176,989.40 : x
  2. Step 2: Convert to fraction form
    544,338,077.40/816,507,116.10 = 199,176,989.40/x
  3. Step 3: Cross multiply
    544,338,077.40x = 816,507,116.10 × 199,176,989.40
  4. Step 4: Simplify right side
    544,338,077.40x = 162,629,429,208,474,272
  5. Step 5: Solve for x
    x = 162,629,429,208,474,272/544,338,077.40
  6. Step 6: Final answer
    x = 298,765,484.10

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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.