Home / 213,004,583,246.80-293,955,564,867.90-117,957,423,278.79

Finding the Fourth Proportional to 213,004,583,246.80, 293,955,564,867.90 and 117,957,423,278.79

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Solution

The fourth proportional to 213,004,583,246.80, 293,955,564,867.90 and 117,957,423,278.79 is: 162,786,361,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,004,583,246.80 : 293,955,564,867.90 = 117,957,423,278.79 : x
  2. Step 2: Convert to fraction form
    213,004,583,246.80/293,955,564,867.90 = 117,957,423,278.79/x
  3. Step 3: Cross multiply
    213,004,583,246.80x = 293,955,564,867.90 × 117,957,423,278.79
  4. Step 4: Simplify right side
    213,004,583,246.80x = 34,674,240,990,278,691,323,904
  5. Step 5: Solve for x
    x = 34,674,240,990,278,691,323,904/213,004,583,246.80
  6. Step 6: Final answer
    x = 162,786,361,033.85

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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.