Home / 1,124,728,426.11-1,552,007,066.83-622,924,064.54

Finding the Fourth Proportional to 1,124,728,426.11, 1,552,007,066.83 and 622,924,064.54

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Solution

The fourth proportional to 1,124,728,426.11, 1,552,007,066.83 and 622,924,064.54 is: 859,569,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,728,426.11 : 1,552,007,066.83 = 622,924,064.54 : x
  2. Step 2: Convert to fraction form
    1,124,728,426.11/1,552,007,066.83 = 622,924,064.54/x
  3. Step 3: Cross multiply
    1,124,728,426.11x = 1,552,007,066.83 × 622,924,064.54
  4. Step 4: Simplify right side
    1,124,728,426.11x = 966,782,550,264,546,944
  5. Step 5: Solve for x
    x = 966,782,550,264,546,944/1,124,728,426.11
  6. Step 6: Final answer
    x = 859,569,766.20

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Double scale
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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.