Home / 93,438,791.49-128,941,629.26-53,743,303.47

Finding the Fourth Proportional to 93,438,791.49, 128,941,629.26 and 53,743,303.47

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Solution

The fourth proportional to 93,438,791.49, 128,941,629.26 and 53,743,303.47 is: 74,163,513.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,438,791.49 : 128,941,629.26 = 53,743,303.47 : x
  2. Step 2: Convert to fraction form
    93,438,791.49/128,941,629.26 = 53,743,303.47/x
  3. Step 3: Cross multiply
    93,438,791.49x = 128,941,629.26 × 53,743,303.47
  4. Step 4: Simplify right side
    93,438,791.49x = 6,929,749,110,967,695
  5. Step 5: Solve for x
    x = 6,929,749,110,967,695/93,438,791.49
  6. Step 6: Final answer
    x = 74,163,513.89

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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.