Home / 2,913,347,063.21-4,020,253,875.82-1,643,112,126.21

Finding the Fourth Proportional to 2,913,347,063.21, 4,020,253,875.82 and 1,643,112,126.21

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Solution

The fourth proportional to 2,913,347,063.21, 4,020,253,875.82 and 1,643,112,126.21 is: 2,267,401,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,347,063.21 : 4,020,253,875.82 = 1,643,112,126.21 : x
  2. Step 2: Convert to fraction form
    2,913,347,063.21/4,020,253,875.82 = 1,643,112,126.21/x
  3. Step 3: Cross multiply
    2,913,347,063.21x = 4,020,253,875.82 × 1,643,112,126.21
  4. Step 4: Simplify right side
    2,913,347,063.21x = 6,605,727,893,802,594,304
  5. Step 5: Solve for x
    x = 6,605,727,893,802,594,304/2,913,347,063.21
  6. Step 6: Final answer
    x = 2,267,401,634.78

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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.