Home / 1,071,115,921.42-1,478,090,216.37-594,836,530.54

Finding the Fourth Proportional to 1,071,115,921.42, 1,478,090,216.37 and 594,836,530.54

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Solution

The fourth proportional to 1,071,115,921.42, 1,478,090,216.37 and 594,836,530.54 is: 820,846,780.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,115,921.42 : 1,478,090,216.37 = 594,836,530.54 : x
  2. Step 2: Convert to fraction form
    1,071,115,921.42/1,478,090,216.37 = 594,836,530.54/x
  3. Step 3: Cross multiply
    1,071,115,921.42x = 1,478,090,216.37 × 594,836,530.54
  4. Step 4: Simplify right side
    1,071,115,921.42x = 879,222,056,130,648,576
  5. Step 5: Solve for x
    x = 879,222,056,130,648,576/1,071,115,921.42
  6. Step 6: Final answer
    x = 820,846,780.96

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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.