Home / 1,332,866,216.34-1,838,469,719.33-857,158,018.75

Finding the Fourth Proportional to 1,332,866,216.34, 1,838,469,719.33 and 857,158,018.75

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Solution

The fourth proportional to 1,332,866,216.34, 1,838,469,719.33 and 857,158,018.75 is: 1,182,308,503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,866,216.34 : 1,838,469,719.33 = 857,158,018.75 : x
  2. Step 2: Convert to fraction form
    1,332,866,216.34/1,838,469,719.33 = 857,158,018.75/x
  3. Step 3: Cross multiply
    1,332,866,216.34x = 1,838,469,719.33 × 857,158,018.75
  4. Step 4: Simplify right side
    1,332,866,216.34x = 1,575,859,062,148,911,616
  5. Step 5: Solve for x
    x = 1,575,859,062,148,911,616/1,332,866,216.34
  6. Step 6: Final answer
    x = 1,182,308,503.91

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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.