Home / 2,166,584,033,677.10-2,989,887,889,830.40-1,191,118,505,427.80

Finding the Fourth Proportional to 2,166,584,033,677.10, 2,989,887,889,830.40 and 1,191,118,505,427.80

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Solution

The fourth proportional to 2,166,584,033,677.10, 2,989,887,889,830.40 and 1,191,118,505,427.80 is: 1,643,744,594,889.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,584,033,677.10 : 2,989,887,889,830.40 = 1,191,118,505,427.80 : x
  2. Step 2: Convert to fraction form
    2,166,584,033,677.10/2,989,887,889,830.40 = 1,191,118,505,427.80/x
  3. Step 3: Cross multiply
    2,166,584,033,677.10x = 2,989,887,889,830.40 × 1,191,118,505,427.80
  4. Step 4: Simplify right side
    2,166,584,033,677.10x = 3,561,310,794,731,464,565,981,184
  5. Step 5: Solve for x
    x = 3,561,310,794,731,464,565,981,184/2,166,584,033,677.10
  6. Step 6: Final answer
    x = 1,643,744,594,889.89

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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.