Home / 222,855,981.40-334,283,972.10-171,837,645.40

Finding the Fourth Proportional to 222,855,981.40, 334,283,972.10 and 171,837,645.40

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Solution

The fourth proportional to 222,855,981.40, 334,283,972.10 and 171,837,645.40 is: 257,756,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,855,981.40 : 334,283,972.10 = 171,837,645.40 : x
  2. Step 2: Convert to fraction form
    222,855,981.40/334,283,972.10 = 171,837,645.40/x
  3. Step 3: Cross multiply
    222,855,981.40x = 334,283,972.10 × 171,837,645.40
  4. Step 4: Simplify right side
    222,855,981.40x = 57,442,570,660,623,296
  5. Step 5: Solve for x
    x = 57,442,570,660,623,296/222,855,981.40
  6. Step 6: Final answer
    x = 257,756,468.10

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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.