Home / 178,516,345.32-246,339,048.60-100,184,765.22

Finding the Fourth Proportional to 178,516,345.32, 246,339,048.60 and 100,184,765.22

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Solution

The fourth proportional to 178,516,345.32, 246,339,048.60 and 100,184,765.22 is: 138,247,395.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,516,345.32 : 246,339,048.60 = 100,184,765.22 : x
  2. Step 2: Convert to fraction form
    178,516,345.32/246,339,048.60 = 100,184,765.22/x
  3. Step 3: Cross multiply
    178,516,345.32x = 246,339,048.60 × 100,184,765.22
  4. Step 4: Simplify right side
    178,516,345.32x = 24,679,419,748,509,168
  5. Step 5: Solve for x
    x = 24,679,419,748,509,168/178,516,345.32
  6. Step 6: Final answer
    x = 138,247,395.24

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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.