Home / 236,196,303.15-354,294,454.73-212,387,746.35

Finding the Fourth Proportional to 236,196,303.15, 354,294,454.73 and 212,387,746.35

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Solution

The fourth proportional to 236,196,303.15, 354,294,454.73 and 212,387,746.35 is: 318,581,619.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,303.15 : 354,294,454.73 = 212,387,746.35 : x
  2. Step 2: Convert to fraction form
    236,196,303.15/354,294,454.73 = 212,387,746.35/x
  3. Step 3: Cross multiply
    236,196,303.15x = 354,294,454.73 × 212,387,746.35
  4. Step 4: Simplify right side
    236,196,303.15x = 75,247,800,783,344,864
  5. Step 5: Solve for x
    x = 75,247,800,783,344,864/236,196,303.15
  6. Step 6: Final answer
    x = 318,581,619.53

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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.