Home / 322,615,858,702.86-445,210,544,337.04-178,100,187,181.20

Finding the Fourth Proportional to 322,615,858,702.86, 445,210,544,337.04 and 178,100,187,181.20

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Solution

The fourth proportional to 322,615,858,702.86, 445,210,544,337.04 and 178,100,187,181.20 is: 245,778,622,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,615,858,702.86 : 445,210,544,337.04 = 178,100,187,181.20 : x
  2. Step 2: Convert to fraction form
    322,615,858,702.86/445,210,544,337.04 = 178,100,187,181.20/x
  3. Step 3: Cross multiply
    322,615,858,702.86x = 445,210,544,337.04 × 178,100,187,181.20
  4. Step 4: Simplify right side
    322,615,858,702.86x = 79,292,081,281,470,761,533,440
  5. Step 5: Solve for x
    x = 79,292,081,281,470,761,533,440/322,615,858,702.86
  6. Step 6: Final answer
    x = 245,778,622,291.79

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1.5x scale

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.