Home / 1,117,001,370.35-1,541,531,896.63-615,210,054.23

Finding the Fourth Proportional to 1,117,001,370.35, 1,541,531,896.63 and 615,210,054.23

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Solution

The fourth proportional to 1,117,001,370.35, 1,541,531,896.63 and 615,210,054.23 is: 849,028,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,001,370.35 : 1,541,531,896.63 = 615,210,054.23 : x
  2. Step 2: Convert to fraction form
    1,117,001,370.35/1,541,531,896.63 = 615,210,054.23/x
  3. Step 3: Cross multiply
    1,117,001,370.35x = 1,541,531,896.63 × 615,210,054.23
  4. Step 4: Simplify right side
    1,117,001,370.35x = 948,365,921,719,940,992
  5. Step 5: Solve for x
    x = 948,365,921,719,940,992/1,117,001,370.35
  6. Step 6: Final answer
    x = 849,028,431.74

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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.