Home / 85,904,960-118,548,864.24-47,273,792

Finding the Fourth Proportional to 85,904,960, 118,548,864.24 and 47,273,792

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Solution

The fourth proportional to 85,904,960, 118,548,864.24 and 47,273,792 is: 65,237,843.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,904,960 : 118,548,864.24 = 47,273,792 : x
  2. Step 2: Convert to fraction form
    85,904,960/118,548,864.24 = 47,273,792/x
  3. Step 3: Cross multiply
    85,904,960x = 118,548,864.24 × 47,273,792
  4. Step 4: Simplify right side
    85,904,960x = 5,604,254,349,917,998
  5. Step 5: Solve for x
    x = 5,604,254,349,917,998/85,904,960
  6. Step 6: Final answer
    x = 65,237,843.66

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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.