Home / 1,328,366,359,936.60-1,992,549,539,904.90-612,068,922,496.60

Finding the Fourth Proportional to 1,328,366,359,936.60, 1,992,549,539,904.90 and 612,068,922,496.60

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Solution

The fourth proportional to 1,328,366,359,936.60, 1,992,549,539,904.90 and 612,068,922,496.60 is: 918,103,383,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,366,359,936.60 : 1,992,549,539,904.90 = 612,068,922,496.60 : x
  2. Step 2: Convert to fraction form
    1,328,366,359,936.60/1,992,549,539,904.90 = 612,068,922,496.60/x
  3. Step 3: Cross multiply
    1,328,366,359,936.60x = 1,992,549,539,904.90 × 612,068,922,496.60
  4. Step 4: Simplify right side
    1,328,366,359,936.60x = 1,219,577,649,910,688,096,714,752
  5. Step 5: Solve for x
    x = 1,219,577,649,910,688,096,714,752/1,328,366,359,936.60
  6. Step 6: Final answer
    x = 918,103,383,744.90

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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.