Home / 932,212,883,072-1,286,440,087,735.60-520,687,367,437.45

Finding the Fourth Proportional to 932,212,883,072, 1,286,440,087,735.60 and 520,687,367,437.45

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Solution

The fourth proportional to 932,212,883,072, 1,286,440,087,735.60 and 520,687,367,437.45 is: 718,540,920,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,212,883,072 : 1,286,440,087,735.60 = 520,687,367,437.45 : x
  2. Step 2: Convert to fraction form
    932,212,883,072/1,286,440,087,735.60 = 520,687,367,437.45/x
  3. Step 3: Cross multiply
    932,212,883,072x = 1,286,440,087,735.60 × 520,687,367,437.45
  4. Step 4: Simplify right side
    932,212,883,072x = 669,833,102,649,051,773,403,136
  5. Step 5: Solve for x
    x = 669,833,102,649,051,773,403,136/932,212,883,072
  6. Step 6: Final answer
    x = 718,540,920,011.42

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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.