Home / 216,963,582.48-299,411,940.96-117,846,265.32

Finding the Fourth Proportional to 216,963,582.48, 299,411,940.96 and 117,846,265.32

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Solution

The fourth proportional to 216,963,582.48, 299,411,940.96 and 117,846,265.32 is: 162,629,039.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,963,582.48 : 299,411,940.96 = 117,846,265.32 : x
  2. Step 2: Convert to fraction form
    216,963,582.48/299,411,940.96 = 117,846,265.32/x
  3. Step 3: Cross multiply
    216,963,582.48x = 299,411,940.96 × 117,846,265.32
  4. Step 4: Simplify right side
    216,963,582.48x = 35,284,579,034,348,332
  5. Step 5: Solve for x
    x = 35,284,579,034,348,332/216,963,582.48
  6. Step 6: Final answer
    x = 162,629,039.54

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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.