Home / 3,015,359,495,999.20-4,161,190,437,900.80-1,645,135,876,110.50

Finding the Fourth Proportional to 3,015,359,495,999.20, 4,161,190,437,900.80 and 1,645,135,876,110.50

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Solution

The fourth proportional to 3,015,359,495,999.20, 4,161,190,437,900.80 and 1,645,135,876,110.50 is: 2,270,284,417,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,359,495,999.20 : 4,161,190,437,900.80 = 1,645,135,876,110.50 : x
  2. Step 2: Convert to fraction form
    3,015,359,495,999.20/4,161,190,437,900.80 = 1,645,135,876,110.50/x
  3. Step 3: Cross multiply
    3,015,359,495,999.20x = 4,161,190,437,900.80 × 1,645,135,876,110.50
  4. Step 4: Simplify right side
    3,015,359,495,999.20x = 6,845,723,676,718,567,495,041,024
  5. Step 5: Solve for x
    x = 6,845,723,676,718,567,495,041,024/3,015,359,495,999.20
  6. Step 6: Final answer
    x = 2,270,284,417,430.67

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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.