Home / 326,601,001.10-489,901,501.65-84,263,905.10

Finding the Fourth Proportional to 326,601,001.10, 489,901,501.65 and 84,263,905.10

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Solution

The fourth proportional to 326,601,001.10, 489,901,501.65 and 84,263,905.10 is: 126,395,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,601,001.10 : 489,901,501.65 = 84,263,905.10 : x
  2. Step 2: Convert to fraction form
    326,601,001.10/489,901,501.65 = 84,263,905.10/x
  3. Step 3: Cross multiply
    326,601,001.10x = 489,901,501.65 × 84,263,905.10
  4. Step 4: Simplify right side
    326,601,001.10x = 41,281,013,643,383,088
  5. Step 5: Solve for x
    x = 41,281,013,643,383,088/326,601,001.10
  6. Step 6: Final answer
    x = 126,395,857.65

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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.