Home / 1,328,366,359,935.60-1,992,549,539,903.40-612,068,922,495.60

Finding the Fourth Proportional to 1,328,366,359,935.60, 1,992,549,539,903.40 and 612,068,922,495.60

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Solution

The fourth proportional to 1,328,366,359,935.60, 1,992,549,539,903.40 and 612,068,922,495.60 is: 918,103,383,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,366,359,935.60 : 1,992,549,539,903.40 = 612,068,922,495.60 : x
  2. Step 2: Convert to fraction form
    1,328,366,359,935.60/1,992,549,539,903.40 = 612,068,922,495.60/x
  3. Step 3: Cross multiply
    1,328,366,359,935.60x = 1,992,549,539,903.40 × 612,068,922,495.60
  4. Step 4: Simplify right side
    1,328,366,359,935.60x = 1,219,577,649,907,777,451,065,344
  5. Step 5: Solve for x
    x = 1,219,577,649,907,777,451,065,344/1,328,366,359,935.60
  6. Step 6: Final answer
    x = 918,103,383,743.40

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Double scale
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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.