Home / 1,557,078,184.68-2,335,759,193.56-507,546,999.78

Finding the Fourth Proportional to 1,557,078,184.68, 2,335,759,193.56 and 507,546,999.78

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Solution

The fourth proportional to 1,557,078,184.68, 2,335,759,193.56 and 507,546,999.78 is: 761,366,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,078,184.68 : 2,335,759,193.56 = 507,546,999.78 : x
  2. Step 2: Convert to fraction form
    1,557,078,184.68/2,335,759,193.56 = 507,546,999.78/x
  3. Step 3: Cross multiply
    1,557,078,184.68x = 2,335,759,193.56 × 507,546,999.78
  4. Step 4: Simplify right side
    1,557,078,184.68x = 1,185,507,570,888,251,392
  5. Step 5: Solve for x
    x = 1,185,507,570,888,251,392/1,557,078,184.68
  6. Step 6: Final answer
    x = 761,366,758.94

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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.