Home / 1,109,615,935.04-1,531,294,733.49-633,296,750.12

Finding the Fourth Proportional to 1,109,615,935.04, 1,531,294,733.49 and 633,296,750.12

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Solution

The fourth proportional to 1,109,615,935.04, 1,531,294,733.49 and 633,296,750.12 is: 873,963,636.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,615,935.04 : 1,531,294,733.49 = 633,296,750.12 : x
  2. Step 2: Convert to fraction form
    1,109,615,935.04/1,531,294,733.49 = 633,296,750.12/x
  3. Step 3: Cross multiply
    1,109,615,935.04x = 1,531,294,733.49 × 633,296,750.12
  4. Step 4: Simplify right side
    1,109,615,935.04x = 969,763,978,195,088,512
  5. Step 5: Solve for x
    x = 969,763,978,195,088,512/1,109,615,935.04
  6. Step 6: Final answer
    x = 873,963,636.94

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Double scale
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1.5x scale

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.