Home / 294,434,847.90-406,336,068.96-168,986,040.87

Finding the Fourth Proportional to 294,434,847.90, 406,336,068.96 and 168,986,040.87

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Solution

The fourth proportional to 294,434,847.90, 406,336,068.96 and 168,986,040.87 is: 233,209,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,434,847.90 : 406,336,068.96 = 168,986,040.87 : x
  2. Step 2: Convert to fraction form
    294,434,847.90/406,336,068.96 = 168,986,040.87/x
  3. Step 3: Cross multiply
    294,434,847.90x = 406,336,068.96 × 168,986,040.87
  4. Step 4: Simplify right side
    294,434,847.90x = 68,665,123,556,229,696
  5. Step 5: Solve for x
    x = 68,665,123,556,229,696/294,434,847.90
  6. Step 6: Final answer
    x = 233,209,907.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.