Home / 790,219,338,188.30-1,185,099,055,551.20-306,065,574,039.89

Finding the Fourth Proportional to 790,219,338,188.30, 1,185,099,055,551.20 and 306,065,574,039.89

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Solution

The fourth proportional to 790,219,338,188.30, 1,185,099,055,551.20 and 306,065,574,039.89 is: 459,009,296,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,219,338,188.30 : 1,185,099,055,551.20 = 306,065,574,039.89 : x
  2. Step 2: Convert to fraction form
    790,219,338,188.30/1,185,099,055,551.20 = 306,065,574,039.89/x
  3. Step 3: Cross multiply
    790,219,338,188.30x = 1,185,099,055,551.20 × 306,065,574,039.89
  4. Step 4: Simplify right side
    790,219,338,188.30x = 362,718,022,731,409,546,805,248
  5. Step 5: Solve for x
    x = 362,718,022,731,409,546,805,248/790,219,338,188.30
  6. Step 6: Final answer
    x = 459,009,296,789.67

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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.