Home / 618,098,694,537.60-927,148,041,806.40-199,382,518,972.80

Finding the Fourth Proportional to 618,098,694,537.60, 927,148,041,806.40 and 199,382,518,972.80

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Solution

The fourth proportional to 618,098,694,537.60, 927,148,041,806.40 and 199,382,518,972.80 is: 299,073,778,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,098,694,537.60 : 927,148,041,806.40 = 199,382,518,972.80 : x
  2. Step 2: Convert to fraction form
    618,098,694,537.60/927,148,041,806.40 = 199,382,518,972.80/x
  3. Step 3: Cross multiply
    618,098,694,537.60x = 927,148,041,806.40 × 199,382,518,972.80
  4. Step 4: Simplify right side
    618,098,694,537.60x = 184,857,112,036,058,907,803,648
  5. Step 5: Solve for x
    x = 184,857,112,036,058,907,803,648/618,098,694,537.60
  6. Step 6: Final answer
    x = 299,073,778,459.20

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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.