Home / 151,525,659.56-208,965,960.07-99,295,725.56

Finding the Fourth Proportional to 151,525,659.56, 208,965,960.07 and 99,295,725.56

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Solution

The fourth proportional to 151,525,659.56, 208,965,960.07 and 99,295,725.56 is: 136,936,718.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,525,659.56 : 208,965,960.07 = 99,295,725.56 : x
  2. Step 2: Convert to fraction form
    151,525,659.56/208,965,960.07 = 99,295,725.56/x
  3. Step 3: Cross multiply
    151,525,659.56x = 208,965,960.07 × 99,295,725.56
  4. Step 4: Simplify right side
    151,525,659.56x = 20,749,426,621,199,572
  5. Step 5: Solve for x
    x = 20,749,426,621,199,572/151,525,659.56
  6. Step 6: Final answer
    x = 136,936,718.72

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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.