Home / 12,262,908,139.81-18,394,362,188.95-2,946,656,068.39

Finding the Fourth Proportional to 12,262,908,139.81, 18,394,362,188.95 and 2,946,656,068.39

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Solution

The fourth proportional to 12,262,908,139.81, 18,394,362,188.95 and 2,946,656,068.39 is: 4,419,984,097.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,908,139.81 : 18,394,362,188.95 = 2,946,656,068.39 : x
  2. Step 2: Convert to fraction form
    12,262,908,139.81/18,394,362,188.95 = 2,946,656,068.39/x
  3. Step 3: Cross multiply
    12,262,908,139.81x = 18,394,362,188.95 × 2,946,656,068.39
  4. Step 4: Simplify right side
    12,262,908,139.81x = 54,201,858,968,217,272,320
  5. Step 5: Solve for x
    x = 54,201,858,968,217,272,320/12,262,908,139.81
  6. Step 6: Final answer
    x = 4,419,984,097.59

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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.