Home / 624,644,911.40-862,010,059.44-346,204,411.16

Finding the Fourth Proportional to 624,644,911.40, 862,010,059.44 and 346,204,411.16

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Solution

The fourth proportional to 624,644,911.40, 862,010,059.44 and 346,204,411.16 is: 477,762,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,644,911.40 : 862,010,059.44 = 346,204,411.16 : x
  2. Step 2: Convert to fraction form
    624,644,911.40/862,010,059.44 = 346,204,411.16/x
  3. Step 3: Cross multiply
    624,644,911.40x = 862,010,059.44 × 346,204,411.16
  4. Step 4: Simplify right side
    624,644,911.40x = 298,431,685,042,421,824
  5. Step 5: Solve for x
    x = 298,431,685,042,421,824/624,644,911.40
  6. Step 6: Final answer
    x = 477,762,132.69

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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.