Home / 115,686,313.19-159,650,049.59-63,475,335.02

Finding the Fourth Proportional to 115,686,313.19, 159,650,049.59 and 63,475,335.02

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Solution

The fourth proportional to 115,686,313.19, 159,650,049.59 and 63,475,335.02 is: 87,597,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,686,313.19 : 159,650,049.59 = 63,475,335.02 : x
  2. Step 2: Convert to fraction form
    115,686,313.19/159,650,049.59 = 63,475,335.02/x
  3. Step 3: Cross multiply
    115,686,313.19x = 159,650,049.59 × 63,475,335.02
  4. Step 4: Simplify right side
    115,686,313.19x = 10,133,840,382,569,238
  5. Step 5: Solve for x
    x = 10,133,840,382,569,238/115,686,313.19
  6. Step 6: Final answer
    x = 87,597,574.02

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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.