Home / 185,496,415.52-278,298,475.68-74,774,945.32

Finding the Fourth Proportional to 185,496,415.52, 278,298,475.68 and 74,774,945.32

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Solution

The fourth proportional to 185,496,415.52, 278,298,475.68 and 74,774,945.32 is: 112,184,126.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,496,415.52 : 278,298,475.68 = 74,774,945.32 : x
  2. Step 2: Convert to fraction form
    185,496,415.52/278,298,475.68 = 74,774,945.32/x
  3. Step 3: Cross multiply
    185,496,415.52x = 278,298,475.68 × 74,774,945.32
  4. Step 4: Simplify right side
    185,496,415.52x = 20,809,753,301,611,348
  5. Step 5: Solve for x
    x = 20,809,753,301,611,348/185,496,415.52
  6. Step 6: Final answer
    x = 112,184,126.27

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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.