Home / 115,322,018.35-172,996,464.24-40,516,260.17

Finding the Fourth Proportional to 115,322,018.35, 172,996,464.24 and 40,516,260.17

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Solution

The fourth proportional to 115,322,018.35, 172,996,464.24 and 40,516,260.17 is: 60,779,111.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,322,018.35 : 172,996,464.24 = 40,516,260.17 : x
  2. Step 2: Convert to fraction form
    115,322,018.35/172,996,464.24 = 40,516,260.17/x
  3. Step 3: Cross multiply
    115,322,018.35x = 172,996,464.24 × 40,516,260.17
  4. Step 4: Simplify right side
    115,322,018.35x = 7,009,169,753,373,450
  5. Step 5: Solve for x
    x = 7,009,169,753,373,450/115,322,018.35
  6. Step 6: Final answer
    x = 60,779,111.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.