Home / 1,309,445,804,344.90-1,807,015,978,873.60-731,390,759,060.50

Finding the Fourth Proportional to 1,309,445,804,344.90, 1,807,015,978,873.60 and 731,390,759,060.50

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Solution

The fourth proportional to 1,309,445,804,344.90, 1,807,015,978,873.60 and 731,390,759,060.50 is: 1,009,308,505,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,445,804,344.90 : 1,807,015,978,873.60 = 731,390,759,060.50 : x
  2. Step 2: Convert to fraction form
    1,309,445,804,344.90/1,807,015,978,873.60 = 731,390,759,060.50/x
  3. Step 3: Cross multiply
    1,309,445,804,344.90x = 1,807,015,978,873.60 × 731,390,759,060.50
  4. Step 4: Simplify right side
    1,309,445,804,344.90x = 1,321,634,788,422,814,695,161,856
  5. Step 5: Solve for x
    x = 1,321,634,788,422,814,695,161,856/1,309,445,804,344.90
  6. Step 6: Final answer
    x = 1,009,308,505,962.96

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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.