Home / 6,212,912,263.02-9,319,403,233.89-2,072,344,419.90

Finding the Fourth Proportional to 6,212,912,263.02, 9,319,403,233.89 and 2,072,344,419.90

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Solution

The fourth proportional to 6,212,912,263.02, 9,319,403,233.89 and 2,072,344,419.90 is: 3,108,528,250.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212,912,263.02 : 9,319,403,233.89 = 2,072,344,419.90 : x
  2. Step 2: Convert to fraction form
    6,212,912,263.02/9,319,403,233.89 = 2,072,344,419.90/x
  3. Step 3: Cross multiply
    6,212,912,263.02x = 9,319,403,233.89 × 2,072,344,419.90
  4. Step 4: Simplify right side
    6,212,912,263.02x = 19,313,013,288,515,473,408
  5. Step 5: Solve for x
    x = 19,313,013,288,515,473,408/6,212,912,263.02
  6. Step 6: Final answer
    x = 3,108,528,250.67

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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.