Home / 98,759,817.48-136,335,807.54-65,774,958.60

Finding the Fourth Proportional to 98,759,817.48, 136,335,807.54 and 65,774,958.60

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Solution

The fourth proportional to 98,759,817.48, 136,335,807.54 and 65,774,958.60 is: 90,800,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,759,817.48 : 136,335,807.54 = 65,774,958.60 : x
  2. Step 2: Convert to fraction form
    98,759,817.48/136,335,807.54 = 65,774,958.60/x
  3. Step 3: Cross multiply
    98,759,817.48x = 136,335,807.54 × 65,774,958.60
  4. Step 4: Simplify right side
    98,759,817.48x = 8,967,482,096,641,067
  5. Step 5: Solve for x
    x = 8,967,482,096,641,067/98,759,817.48
  6. Step 6: Final answer
    x = 90,800,918.08

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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.