Home / 749,273,078,634.96-1,121,973,988,823-517,122,453,989.67

Finding the Fourth Proportional to 749,273,078,634.96, 1,121,973,988,823 and 517,122,453,989.67

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Solution

The fourth proportional to 749,273,078,634.96, 1,121,973,988,823 and 517,122,453,989.67 is: 774,347,776,473.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,273,078,634.96 : 1,121,973,988,823 = 517,122,453,989.67 : x
  2. Step 2: Convert to fraction form
    749,273,078,634.96/1,121,973,988,823 = 517,122,453,989.67/x
  3. Step 3: Cross multiply
    749,273,078,634.96x = 1,121,973,988,823 × 517,122,453,989.67
  4. Step 4: Simplify right side
    749,273,078,634.96x = 580,197,942,412,728,290,246,656
  5. Step 5: Solve for x
    x = 580,197,942,412,728,290,246,656/749,273,078,634.96
  6. Step 6: Final answer
    x = 774,347,776,473.89

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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.