Home / 805,530,782.43-1,111,572,385.97-453,038,671.94

Finding the Fourth Proportional to 805,530,782.43, 1,111,572,385.97 and 453,038,671.94

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Solution

The fourth proportional to 805,530,782.43, 1,111,572,385.97 and 453,038,671.94 is: 625,159,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,530,782.43 : 1,111,572,385.97 = 453,038,671.94 : x
  2. Step 2: Convert to fraction form
    805,530,782.43/1,111,572,385.97 = 453,038,671.94/x
  3. Step 3: Cross multiply
    805,530,782.43x = 1,111,572,385.97 × 453,038,671.94
  4. Step 4: Simplify right side
    805,530,782.43x = 503,585,277,497,202,816
  5. Step 5: Solve for x
    x = 503,585,277,497,202,816/805,530,782.43
  6. Step 6: Final answer
    x = 625,159,569.91

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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.