Home / 221,709,312,032.80-332,563,968,049.20-199,264,267,501.60

Finding the Fourth Proportional to 221,709,312,032.80, 332,563,968,049.20 and 199,264,267,501.60

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Solution

The fourth proportional to 221,709,312,032.80, 332,563,968,049.20 and 199,264,267,501.60 is: 298,896,401,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,709,312,032.80 : 332,563,968,049.20 = 199,264,267,501.60 : x
  2. Step 2: Convert to fraction form
    221,709,312,032.80/332,563,968,049.20 = 199,264,267,501.60/x
  3. Step 3: Cross multiply
    221,709,312,032.80x = 332,563,968,049.20 × 199,264,267,501.60
  4. Step 4: Simplify right side
    221,709,312,032.80x = 66,268,115,490,749,345,169,408
  5. Step 5: Solve for x
    x = 66,268,115,490,749,345,169,408/221,709,312,032.80
  6. Step 6: Final answer
    x = 298,896,401,252.40

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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.