Home / 1,978,583,070.36-2,967,970,050.54-650,581,707.63

Finding the Fourth Proportional to 1,978,583,070.36, 2,967,970,050.54 and 650,581,707.63

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Solution

The fourth proportional to 1,978,583,070.36, 2,967,970,050.54 and 650,581,707.63 is: 975,903,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,583,070.36 : 2,967,970,050.54 = 650,581,707.63 : x
  2. Step 2: Convert to fraction form
    1,978,583,070.36/2,967,970,050.54 = 650,581,707.63/x
  3. Step 3: Cross multiply
    1,978,583,070.36x = 2,967,970,050.54 × 650,581,707.63
  4. Step 4: Simplify right side
    1,978,583,070.36x = 1,930,907,023,675,010,560
  5. Step 5: Solve for x
    x = 1,930,907,023,675,010,560/1,978,583,070.36
  6. Step 6: Final answer
    x = 975,903,944.90

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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.