Home / 3,009,339,151.82-4,152,389,748.18-1,739,298,401.78

Finding the Fourth Proportional to 3,009,339,151.82, 4,152,389,748.18 and 1,739,298,401.78

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Solution

The fourth proportional to 3,009,339,151.82, 4,152,389,748.18 and 1,739,298,401.78 is: 2,399,943,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,339,151.82 : 4,152,389,748.18 = 1,739,298,401.78 : x
  2. Step 2: Convert to fraction form
    3,009,339,151.82/4,152,389,748.18 = 1,739,298,401.78/x
  3. Step 3: Cross multiply
    3,009,339,151.82x = 4,152,389,748.18 × 1,739,298,401.78
  4. Step 4: Simplify right side
    3,009,339,151.82x = 7,222,244,852,577,130,496
  5. Step 5: Solve for x
    x = 7,222,244,852,577,130,496/3,009,339,151.82
  6. Step 6: Final answer
    x = 2,399,943,804.34

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1.5x scale

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.