Home / 93,361,425.57-128,838,945.59-51,545,571.79

Finding the Fourth Proportional to 93,361,425.57, 128,838,945.59 and 51,545,571.79

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Solution

The fourth proportional to 93,361,425.57, 128,838,945.59 and 51,545,571.79 is: 71,132,987.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,361,425.57 : 128,838,945.59 = 51,545,571.79 : x
  2. Step 2: Convert to fraction form
    93,361,425.57/128,838,945.59 = 51,545,571.79/x
  3. Step 3: Cross multiply
    93,361,425.57x = 128,838,945.59 × 51,545,571.79
  4. Step 4: Simplify right side
    93,361,425.57x = 6,641,077,119,257,249
  5. Step 5: Solve for x
    x = 6,641,077,119,257,249/93,361,425.57
  6. Step 6: Final answer
    x = 71,132,987.51

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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.