Home / 392,582,039,264.49-589,051,985,034.03-201,488,271,103.12

Finding the Fourth Proportional to 392,582,039,264.49, 589,051,985,034.03 and 201,488,271,103.12

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Solution

The fourth proportional to 392,582,039,264.49, 589,051,985,034.03 and 201,488,271,103.12 is: 302,324,238,461.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,582,039,264.49 : 589,051,985,034.03 = 201,488,271,103.12 : x
  2. Step 2: Convert to fraction form
    392,582,039,264.49/589,051,985,034.03 = 201,488,271,103.12/x
  3. Step 3: Cross multiply
    392,582,039,264.49x = 589,051,985,034.03 × 201,488,271,103.12
  4. Step 4: Simplify right side
    392,582,039,264.49x = 118,687,066,054,367,620,628,480
  5. Step 5: Solve for x
    x = 118,687,066,054,367,620,628,480/392,582,039,264.49
  6. Step 6: Final answer
    x = 302,324,238,461.67

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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.