Home / 892,697,971.74-1,339,060,737.33-340,031,219.82

Finding the Fourth Proportional to 892,697,971.74, 1,339,060,737.33 and 340,031,219.82

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Solution

The fourth proportional to 892,697,971.74, 1,339,060,737.33 and 340,031,219.82 is: 510,052,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,697,971.74 : 1,339,060,737.33 = 340,031,219.82 : x
  2. Step 2: Convert to fraction form
    892,697,971.74/1,339,060,737.33 = 340,031,219.82/x
  3. Step 3: Cross multiply
    892,697,971.74x = 1,339,060,737.33 × 340,031,219.82
  4. Step 4: Simplify right side
    892,697,971.74x = 455,322,455,927,388,480
  5. Step 5: Solve for x
    x = 455,322,455,927,388,480/892,697,971.74
  6. Step 6: Final answer
    x = 510,052,078.46

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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.