Home / 222,435,846.40-333,653,769.60-207,319,302.40

Finding the Fourth Proportional to 222,435,846.40, 333,653,769.60 and 207,319,302.40

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Solution

The fourth proportional to 222,435,846.40, 333,653,769.60 and 207,319,302.40 is: 310,978,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,435,846.40 : 333,653,769.60 = 207,319,302.40 : x
  2. Step 2: Convert to fraction form
    222,435,846.40/333,653,769.60 = 207,319,302.40/x
  3. Step 3: Cross multiply
    222,435,846.40x = 333,653,769.60 × 207,319,302.40
  4. Step 4: Simplify right side
    222,435,846.40x = 69,172,866,756,602,336
  5. Step 5: Solve for x
    x = 69,172,866,756,602,336/222,435,846.40
  6. Step 6: Final answer
    x = 310,978,953.60

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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.