Home / 115,245,700.43-159,042,853.64-63,034,734.41

Finding the Fourth Proportional to 115,245,700.43, 159,042,853.64 and 63,034,734.41

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Solution

The fourth proportional to 115,245,700.43, 159,042,853.64 and 63,034,734.41 is: 86,990,004.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,245,700.43 : 159,042,853.64 = 63,034,734.41 : x
  2. Step 2: Convert to fraction form
    115,245,700.43/159,042,853.64 = 63,034,734.41/x
  3. Step 3: Cross multiply
    115,245,700.43x = 159,042,853.64 × 63,034,734.41
  4. Step 4: Simplify right side
    115,245,700.43x = 10,025,224,038,368,276
  5. Step 5: Solve for x
    x = 10,025,224,038,368,276/115,245,700.43
  6. Step 6: Final answer
    x = 86,990,004.84

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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.