Home / 2,356,128,893.60-3,534,193,340.40-805,171,479.20

Finding the Fourth Proportional to 2,356,128,893.60, 3,534,193,340.40 and 805,171,479.20

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Solution

The fourth proportional to 2,356,128,893.60, 3,534,193,340.40 and 805,171,479.20 is: 1,207,757,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356,128,893.60 : 3,534,193,340.40 = 805,171,479.20 : x
  2. Step 2: Convert to fraction form
    2,356,128,893.60/3,534,193,340.40 = 805,171,479.20/x
  3. Step 3: Cross multiply
    2,356,128,893.60x = 3,534,193,340.40 × 805,171,479.20
  4. Step 4: Simplify right side
    2,356,128,893.60x = 2,845,631,679,668,657,152
  5. Step 5: Solve for x
    x = 2,845,631,679,668,657,152/2,356,128,893.60
  6. Step 6: Final answer
    x = 1,207,757,218.80

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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.