Home / 208,577,490.80-313,202,159.40-157,517,164.40

Finding the Fourth Proportional to 208,577,490.80, 313,202,159.40 and 157,517,164.40

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Solution

The fourth proportional to 208,577,490.80, 313,202,159.40 and 157,517,164.40 is: 236,529,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,577,490.80 : 313,202,159.40 = 157,517,164.40 : x
  2. Step 2: Convert to fraction form
    208,577,490.80/313,202,159.40 = 157,517,164.40/x
  3. Step 3: Cross multiply
    208,577,490.80x = 313,202,159.40 × 157,517,164.40
  4. Step 4: Simplify right side
    208,577,490.80x = 49,334,716,032,644,800
  5. Step 5: Solve for x
    x = 49,334,716,032,644,800/208,577,490.80
  6. Step 6: Final answer
    x = 236,529,434.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.