Home / 1,557,078,181.49-2,335,759,188.78-507,546,996.59

Finding the Fourth Proportional to 1,557,078,181.49, 2,335,759,188.78 and 507,546,996.59

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Solution

The fourth proportional to 1,557,078,181.49, 2,335,759,188.78 and 507,546,996.59 is: 761,366,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,078,181.49 : 2,335,759,188.78 = 507,546,996.59 : x
  2. Step 2: Convert to fraction form
    1,557,078,181.49/2,335,759,188.78 = 507,546,996.59/x
  3. Step 3: Cross multiply
    1,557,078,181.49x = 2,335,759,188.78 × 507,546,996.59
  4. Step 4: Simplify right side
    1,557,078,181.49x = 1,185,507,561,014,606,080
  5. Step 5: Solve for x
    x = 1,185,507,561,014,606,080/1,557,078,181.49
  6. Step 6: Final answer
    x = 761,366,754.16

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.