Home / 1,203,800,811,122.30-1,661,245,390,510.20-662,477,532,867.06

Finding the Fourth Proportional to 1,203,800,811,122.30, 1,661,245,390,510.20 and 662,477,532,867.06

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Solution

The fourth proportional to 1,203,800,811,122.30, 1,661,245,390,510.20 and 662,477,532,867.06 is: 914,219,144,582.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,800,811,122.30 : 1,661,245,390,510.20 = 662,477,532,867.06 : x
  2. Step 2: Convert to fraction form
    1,203,800,811,122.30/1,661,245,390,510.20 = 662,477,532,867.06/x
  3. Step 3: Cross multiply
    1,203,800,811,122.30x = 1,661,245,390,510.20 × 662,477,532,867.06
  4. Step 4: Simplify right side
    1,203,800,811,122.30x = 1,100,537,747,791,973,053,366,272
  5. Step 5: Solve for x
    x = 1,100,537,747,791,973,053,366,272/1,203,800,811,122.30
  6. Step 6: Final answer
    x = 914,219,144,582.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.