Home / 85,221,890.40-117,606,727.80-46,063,567.92

Finding the Fourth Proportional to 85,221,890.40, 117,606,727.80 and 46,063,567.92

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Solution

The fourth proportional to 85,221,890.40, 117,606,727.80 and 46,063,567.92 is: 63,568,004.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,221,890.40 : 117,606,727.80 = 46,063,567.92 : x
  2. Step 2: Convert to fraction form
    85,221,890.40/117,606,727.80 = 46,063,567.92/x
  3. Step 3: Cross multiply
    85,221,890.40x = 117,606,727.80 × 46,063,567.92
  4. Step 4: Simplify right side
    85,221,890.40x = 5,417,385,493,864,252
  5. Step 5: Solve for x
    x = 5,417,385,493,864,252/85,221,890.40
  6. Step 6: Final answer
    x = 63,568,004.28

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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.