Home / 1,775,980,647.36-2,450,800,087.20-983,059,128

Finding the Fourth Proportional to 1,775,980,647.36, 2,450,800,087.20 and 983,059,128

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Solution

The fourth proportional to 1,775,980,647.36, 2,450,800,087.20 and 983,059,128 is: 1,356,592,145.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,980,647.36 : 2,450,800,087.20 = 983,059,128 : x
  2. Step 2: Convert to fraction form
    1,775,980,647.36/2,450,800,087.20 = 983,059,128/x
  3. Step 3: Cross multiply
    1,775,980,647.36x = 2,450,800,087.20 × 983,059,128
  4. Step 4: Simplify right side
    1,775,980,647.36x = 2,409,281,396,625,155,584
  5. Step 5: Solve for x
    x = 2,409,281,396,625,155,584/1,775,980,647.36
  6. Step 6: Final answer
    x = 1,356,592,145.42

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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.