Home / 1,303,392,449.20-1,953,577,019.40-526,528,058.80

Finding the Fourth Proportional to 1,303,392,449.20, 1,953,577,019.40 and 526,528,058.80

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Solution

The fourth proportional to 1,303,392,449.20, 1,953,577,019.40 and 526,528,058.80 is: 789,181,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,392,449.20 : 1,953,577,019.40 = 526,528,058.80 : x
  2. Step 2: Convert to fraction form
    1,303,392,449.20/1,953,577,019.40 = 526,528,058.80/x
  3. Step 3: Cross multiply
    1,303,392,449.20x = 1,953,577,019.40 × 526,528,058.80
  4. Step 4: Simplify right side
    1,303,392,449.20x = 1,028,613,115,740,972,032
  5. Step 5: Solve for x
    x = 1,028,613,115,740,972,032/1,303,392,449.20
  6. Step 6: Final answer
    x = 789,181,429.10

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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.