Home / 86,538,333.16-119,418,169.56-47,372,533.87

Finding the Fourth Proportional to 86,538,333.16, 119,418,169.56 and 47,372,533.87

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Solution

The fourth proportional to 86,538,333.16, 119,418,169.56 and 47,372,533.87 is: 65,371,507.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,538,333.16 : 119,418,169.56 = 47,372,533.87 : x
  2. Step 2: Convert to fraction form
    86,538,333.16/119,418,169.56 = 47,372,533.87/x
  3. Step 3: Cross multiply
    86,538,333.16x = 119,418,169.56 × 47,372,533.87
  4. Step 4: Simplify right side
    86,538,333.16x = 5,657,141,282,657,967
  5. Step 5: Solve for x
    x = 5,657,141,282,657,967/86,538,333.16
  6. Step 6: Final answer
    x = 65,371,507.36

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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.