Home / 2,222,771,135.76-3,334,463,306.16-1,290,533,018.40

Finding the Fourth Proportional to 2,222,771,135.76, 3,334,463,306.16 and 1,290,533,018.40

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Solution

The fourth proportional to 2,222,771,135.76, 3,334,463,306.16 and 1,290,533,018.40 is: 1,935,977,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,771,135.76 : 3,334,463,306.16 = 1,290,533,018.40 : x
  2. Step 2: Convert to fraction form
    2,222,771,135.76/3,334,463,306.16 = 1,290,533,018.40/x
  3. Step 3: Cross multiply
    2,222,771,135.76x = 3,334,463,306.16 × 1,290,533,018.40
  4. Step 4: Simplify right side
    2,222,771,135.76x = 4,303,234,995,237,804,544
  5. Step 5: Solve for x
    x = 4,303,234,995,237,804,544/2,222,771,135.76
  6. Step 6: Final answer
    x = 1,935,977,539.93

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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.