Home / 205,345,833.48-308,003,353.74-59,780,513.16

Finding the Fourth Proportional to 205,345,833.48, 308,003,353.74 and 59,780,513.16

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Solution

The fourth proportional to 205,345,833.48, 308,003,353.74 and 59,780,513.16 is: 89,666,287.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,345,833.48 : 308,003,353.74 = 59,780,513.16 : x
  2. Step 2: Convert to fraction form
    205,345,833.48/308,003,353.74 = 59,780,513.16/x
  3. Step 3: Cross multiply
    205,345,833.48x = 308,003,353.74 × 59,780,513.16
  4. Step 4: Simplify right side
    205,345,833.48x = 18,412,598,541,578,204
  5. Step 5: Solve for x
    x = 18,412,598,541,578,204/205,345,833.48
  6. Step 6: Final answer
    x = 89,666,287.50

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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.