Home / 199,296,078.40-298,944,117.60-117,330,817.60

Finding the Fourth Proportional to 199,296,078.40, 298,944,117.60 and 117,330,817.60

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Solution

The fourth proportional to 199,296,078.40, 298,944,117.60 and 117,330,817.60 is: 175,996,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,296,078.40 : 298,944,117.60 = 117,330,817.60 : x
  2. Step 2: Convert to fraction form
    199,296,078.40/298,944,117.60 = 117,330,817.60/x
  3. Step 3: Cross multiply
    199,296,078.40x = 298,944,117.60 × 117,330,817.60
  4. Step 4: Simplify right side
    199,296,078.40x = 35,075,357,734,718,552
  5. Step 5: Solve for x
    x = 35,075,357,734,718,552/199,296,078.40
  6. Step 6: Final answer
    x = 175,996,226.40

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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.