Home / 932,212,883,074-1,286,440,087,738.40-520,687,367,439.45

Finding the Fourth Proportional to 932,212,883,074, 1,286,440,087,738.40 and 520,687,367,439.45

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Solution

The fourth proportional to 932,212,883,074, 1,286,440,087,738.40 and 520,687,367,439.45 is: 718,540,920,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,212,883,074 : 1,286,440,087,738.40 = 520,687,367,439.45 : x
  2. Step 2: Convert to fraction form
    932,212,883,074/1,286,440,087,738.40 = 520,687,367,439.45/x
  3. Step 3: Cross multiply
    932,212,883,074x = 1,286,440,087,738.40 × 520,687,367,439.45
  4. Step 4: Simplify right side
    932,212,883,074x = 669,833,102,653,082,600,210,432
  5. Step 5: Solve for x
    x = 669,833,102,653,082,600,210,432/932,212,883,074
  6. Step 6: Final answer
    x = 718,540,920,014.20

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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.