Home / 295,258,617.20-442,887,925.80-122,678,073.20

Finding the Fourth Proportional to 295,258,617.20, 442,887,925.80 and 122,678,073.20

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Solution

The fourth proportional to 295,258,617.20, 442,887,925.80 and 122,678,073.20 is: 184,017,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,258,617.20 : 442,887,925.80 = 122,678,073.20 : x
  2. Step 2: Convert to fraction form
    295,258,617.20/442,887,925.80 = 122,678,073.20/x
  3. Step 3: Cross multiply
    295,258,617.20x = 442,887,925.80 × 122,678,073.20
  4. Step 4: Simplify right side
    295,258,617.20x = 54,332,637,380,688,568
  5. Step 5: Solve for x
    x = 54,332,637,380,688,568/295,258,617.20
  6. Step 6: Final answer
    x = 184,017,109.80

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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.