Home / 577,469,946.90-866,204,920.35-448,475,438.10

Finding the Fourth Proportional to 577,469,946.90, 866,204,920.35 and 448,475,438.10

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Solution

The fourth proportional to 577,469,946.90, 866,204,920.35 and 448,475,438.10 is: 672,713,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,469,946.90 : 866,204,920.35 = 448,475,438.10 : x
  2. Step 2: Convert to fraction form
    577,469,946.90/866,204,920.35 = 448,475,438.10/x
  3. Step 3: Cross multiply
    577,469,946.90x = 866,204,920.35 × 448,475,438.10
  4. Step 4: Simplify right side
    577,469,946.90x = 388,471,631,138,341,888
  5. Step 5: Solve for x
    x = 388,471,631,138,341,888/577,469,946.90
  6. Step 6: Final answer
    x = 672,713,157.15

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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.