Home / 1,336,443,263.40-2,004,664,895.10-1,245,743,999.40

Finding the Fourth Proportional to 1,336,443,263.40, 2,004,664,895.10 and 1,245,743,999.40

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Solution

The fourth proportional to 1,336,443,263.40, 2,004,664,895.10 and 1,245,743,999.40 is: 1,868,615,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,443,263.40 : 2,004,664,895.10 = 1,245,743,999.40 : x
  2. Step 2: Convert to fraction form
    1,336,443,263.40/2,004,664,895.10 = 1,245,743,999.40/x
  3. Step 3: Cross multiply
    1,336,443,263.40x = 2,004,664,895.10 × 1,245,743,999.40
  4. Step 4: Simplify right side
    1,336,443,263.40x = 2,497,299,263,878,655,488
  5. Step 5: Solve for x
    x = 2,497,299,263,878,655,488/1,336,443,263.40
  6. Step 6: Final answer
    x = 1,868,615,999.10

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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.