Home / 98,333,646.96-135,699,658.20-57,084,374.64

Finding the Fourth Proportional to 98,333,646.96, 135,699,658.20 and 57,084,374.64

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Solution

The fourth proportional to 98,333,646.96, 135,699,658.20 and 57,084,374.64 is: 78,775,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,333,646.96 : 135,699,658.20 = 57,084,374.64 : x
  2. Step 2: Convert to fraction form
    98,333,646.96/135,699,658.20 = 57,084,374.64/x
  3. Step 3: Cross multiply
    98,333,646.96x = 135,699,658.20 × 57,084,374.64
  4. Step 4: Simplify right side
    98,333,646.96x = 7,746,330,127,208,747
  5. Step 5: Solve for x
    x = 7,746,330,127,208,747/98,333,646.96
  6. Step 6: Final answer
    x = 78,775,987.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.