Home / 2,913,347,064.66-4,020,253,877.82-1,643,112,127.67

Finding the Fourth Proportional to 2,913,347,064.66, 4,020,253,877.82 and 1,643,112,127.67

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Solution

The fourth proportional to 2,913,347,064.66, 4,020,253,877.82 and 1,643,112,127.67 is: 2,267,401,636.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,347,064.66 : 4,020,253,877.82 = 1,643,112,127.67 : x
  2. Step 2: Convert to fraction form
    2,913,347,064.66/4,020,253,877.82 = 1,643,112,127.67/x
  3. Step 3: Cross multiply
    2,913,347,064.66x = 4,020,253,877.82 × 1,643,112,127.67
  4. Step 4: Simplify right side
    2,913,347,064.66x = 6,605,727,902,938,287,104
  5. Step 5: Solve for x
    x = 6,605,727,902,938,287,104/2,913,347,064.66
  6. Step 6: Final answer
    x = 2,267,401,636.79

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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.