Home / 119,555,200,776.94-164,986,923,210.90-65,361,866,181.82

Finding the Fourth Proportional to 119,555,200,776.94, 164,986,923,210.90 and 65,361,866,181.82

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Solution

The fourth proportional to 119,555,200,776.94, 164,986,923,210.90 and 65,361,866,181.82 is: 90,199,783,251.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,555,200,776.94 : 164,986,923,210.90 = 65,361,866,181.82 : x
  2. Step 2: Convert to fraction form
    119,555,200,776.94/164,986,923,210.90 = 65,361,866,181.82/x
  3. Step 3: Cross multiply
    119,555,200,776.94x = 164,986,923,210.90 × 65,361,866,181.82
  4. Step 4: Simplify right side
    119,555,200,776.94x = 10,783,853,196,661,057,650,688
  5. Step 5: Solve for x
    x = 10,783,853,196,661,057,650,688/119,555,200,776.94
  6. Step 6: Final answer
    x = 90,199,783,251.43

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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.