Home / 232,601,319.36-320,991,929.28-128,183,132.16

Finding the Fourth Proportional to 232,601,319.36, 320,991,929.28 and 128,183,132.16

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Solution

The fourth proportional to 232,601,319.36, 320,991,929.28 and 128,183,132.16 is: 176,893,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,601,319.36 : 320,991,929.28 = 128,183,132.16 : x
  2. Step 2: Convert to fraction form
    232,601,319.36/320,991,929.28 = 128,183,132.16/x
  3. Step 3: Cross multiply
    232,601,319.36x = 320,991,929.28 × 128,183,132.16
  4. Step 4: Simplify right side
    232,601,319.36x = 41,145,750,893,191,608
  5. Step 5: Solve for x
    x = 41,145,750,893,191,608/232,601,319.36
  6. Step 6: Final answer
    x = 176,893,884.38

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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.