Home / 8,501,565,090.32-11,736,407,313.46-5,287,511,060.12

Finding the Fourth Proportional to 8,501,565,090.32, 11,736,407,313.46 and 5,287,511,060.12

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Solution

The fourth proportional to 8,501,565,090.32, 11,736,407,313.46 and 5,287,511,060.12 is: 7,299,406,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501,565,090.32 : 11,736,407,313.46 = 5,287,511,060.12 : x
  2. Step 2: Convert to fraction form
    8,501,565,090.32/11,736,407,313.46 = 5,287,511,060.12/x
  3. Step 3: Cross multiply
    8,501,565,090.32x = 11,736,407,313.46 × 5,287,511,060.12
  4. Step 4: Simplify right side
    8,501,565,090.32x = 62,056,383,475,993,001,984
  5. Step 5: Solve for x
    x = 62,056,383,475,993,001,984/8,501,565,090.32
  6. Step 6: Final answer
    x = 7,299,406,969.98

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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.