Home / 229,249,386.80-343,874,080.20-199,389,546.80

Finding the Fourth Proportional to 229,249,386.80, 343,874,080.20 and 199,389,546.80

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Solution

The fourth proportional to 229,249,386.80, 343,874,080.20 and 199,389,546.80 is: 299,084,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,249,386.80 : 343,874,080.20 = 199,389,546.80 : x
  2. Step 2: Convert to fraction form
    229,249,386.80/343,874,080.20 = 199,389,546.80/x
  3. Step 3: Cross multiply
    229,249,386.80x = 343,874,080.20 × 199,389,546.80
  4. Step 4: Simplify right side
    229,249,386.80x = 68,564,897,007,344,856
  5. Step 5: Solve for x
    x = 68,564,897,007,344,856/229,249,386.80
  6. Step 6: Final answer
    x = 299,084,320.20

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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.