Home / 86,680,944.56-119,631,890.08-53,651,788.40

Finding the Fourth Proportional to 86,680,944.56, 119,631,890.08 and 53,651,788.40

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Solution

The fourth proportional to 86,680,944.56, 119,631,890.08 and 53,651,788.40 is: 74,047,010.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,680,944.56 : 119,631,890.08 = 53,651,788.40 : x
  2. Step 2: Convert to fraction form
    86,680,944.56/119,631,890.08 = 53,651,788.40/x
  3. Step 3: Cross multiply
    86,680,944.56x = 119,631,890.08 × 53,651,788.40
  4. Step 4: Simplify right side
    86,680,944.56x = 6,418,464,852,464,219
  5. Step 5: Solve for x
    x = 6,418,464,852,464,219/86,680,944.56
  6. Step 6: Final answer
    x = 74,047,010.97

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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.