Home / 2,166,706,970.98-2,990,971,021.17-1,462,812,447.94

Finding the Fourth Proportional to 2,166,706,970.98, 2,990,971,021.17 and 1,462,812,447.94

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Solution

The fourth proportional to 2,166,706,970.98, 2,990,971,021.17 and 1,462,812,447.94 is: 2,019,299,194.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,706,970.98 : 2,990,971,021.17 = 1,462,812,447.94 : x
  2. Step 2: Convert to fraction form
    2,166,706,970.98/2,990,971,021.17 = 1,462,812,447.94/x
  3. Step 3: Cross multiply
    2,166,706,970.98x = 2,990,971,021.17 × 1,462,812,447.94
  4. Step 4: Simplify right side
    2,166,706,970.98x = 4,375,229,641,195,289,600
  5. Step 5: Solve for x
    x = 4,375,229,641,195,289,600/2,166,706,970.98
  6. Step 6: Final answer
    x = 2,019,299,194.49

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Double scale
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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.