Home / 114,999,213.20-172,413,737.40-54,344,080.40

Finding the Fourth Proportional to 114,999,213.20, 172,413,737.40 and 54,344,080.40

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Solution

The fourth proportional to 114,999,213.20, 172,413,737.40 and 54,344,080.40 is: 81,475,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,999,213.20 : 172,413,737.40 = 54,344,080.40 : x
  2. Step 2: Convert to fraction form
    114,999,213.20/172,413,737.40 = 54,344,080.40/x
  3. Step 3: Cross multiply
    114,999,213.20x = 172,413,737.40 × 54,344,080.40
  4. Step 4: Simplify right side
    114,999,213.20x = 9,369,666,007,330,088
  5. Step 5: Solve for x
    x = 9,369,666,007,330,088/114,999,213.20
  6. Step 6: Final answer
    x = 81,475,914.02

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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.