Home / 618,498,111,013.08-927,880,701,394.92-188,268,838,401.80

Finding the Fourth Proportional to 618,498,111,013.08, 927,880,701,394.92 and 188,268,838,401.80

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Solution

The fourth proportional to 618,498,111,013.08, 927,880,701,394.92 and 188,268,838,401.80 is: 282,443,905,189.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,498,111,013.08 : 927,880,701,394.92 = 188,268,838,401.80 : x
  2. Step 2: Convert to fraction form
    618,498,111,013.08/927,880,701,394.92 = 188,268,838,401.80/x
  3. Step 3: Cross multiply
    618,498,111,013.08x = 927,880,701,394.92 × 188,268,838,401.80
  4. Step 4: Simplify right side
    618,498,111,013.08x = 174,691,021,827,069,035,151,360
  5. Step 5: Solve for x
    x = 174,691,021,827,069,035,151,360/618,498,111,013.08
  6. Step 6: Final answer
    x = 282,443,905,189.83

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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.