Home / 222,249,266.10-333,373,899.15-209,778,117.30

Finding the Fourth Proportional to 222,249,266.10, 333,373,899.15 and 209,778,117.30

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Solution

The fourth proportional to 222,249,266.10, 333,373,899.15 and 209,778,117.30 is: 314,667,175.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,249,266.10 : 333,373,899.15 = 209,778,117.30 : x
  2. Step 2: Convert to fraction form
    222,249,266.10/333,373,899.15 = 209,778,117.30/x
  3. Step 3: Cross multiply
    222,249,266.10x = 333,373,899.15 × 209,778,117.30
  4. Step 4: Simplify right side
    222,249,266.10x = 69,934,548,920,647,072
  5. Step 5: Solve for x
    x = 69,934,548,920,647,072/222,249,266.10
  6. Step 6: Final answer
    x = 314,667,175.95

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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.