Home / 99,308,477.12-137,043,549.32-57,494,305.52

Finding the Fourth Proportional to 99,308,477.12, 137,043,549.32 and 57,494,305.52

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Solution

The fourth proportional to 99,308,477.12, 137,043,549.32 and 57,494,305.52 is: 79,340,897.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,308,477.12 : 137,043,549.32 = 57,494,305.52 : x
  2. Step 2: Convert to fraction form
    99,308,477.12/137,043,549.32 = 57,494,305.52/x
  3. Step 3: Cross multiply
    99,308,477.12x = 137,043,549.32 × 57,494,305.52
  4. Step 4: Simplify right side
    99,308,477.12x = 7,879,223,694,149,268
  5. Step 5: Solve for x
    x = 7,879,223,694,149,268/99,308,477.12
  6. Step 6: Final answer
    x = 79,340,897.40

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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.