Home / 1,309,445,804,362.10-1,807,015,978,897.20-731,390,759,077.62

Finding the Fourth Proportional to 1,309,445,804,362.10, 1,807,015,978,897.20 and 731,390,759,077.62

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Solution

The fourth proportional to 1,309,445,804,362.10, 1,807,015,978,897.20 and 731,390,759,077.62 is: 1,009,308,505,986.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,445,804,362.10 : 1,807,015,978,897.20 = 731,390,759,077.62 : x
  2. Step 2: Convert to fraction form
    1,309,445,804,362.10/1,807,015,978,897.20 = 731,390,759,077.62/x
  3. Step 3: Cross multiply
    1,309,445,804,362.10x = 1,807,015,978,897.20 × 731,390,759,077.62
  4. Step 4: Simplify right side
    1,309,445,804,362.10x = 1,321,634,788,471,011,744,415,744
  5. Step 5: Solve for x
    x = 1,321,634,788,471,011,744,415,744/1,309,445,804,362.10
  6. Step 6: Final answer
    x = 1,009,308,505,986.51

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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.