Home / 1,530,301,956.66-2,112,468,320.31-1,028,801,592.18

Finding the Fourth Proportional to 1,530,301,956.66, 2,112,468,320.31 and 1,028,801,592.18

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Solution

The fourth proportional to 1,530,301,956.66, 2,112,468,320.31 and 1,028,801,592.18 is: 1,420,184,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,301,956.66 : 2,112,468,320.31 = 1,028,801,592.18 : x
  2. Step 2: Convert to fraction form
    1,530,301,956.66/2,112,468,320.31 = 1,028,801,592.18/x
  3. Step 3: Cross multiply
    1,530,301,956.66x = 2,112,468,320.31 × 1,028,801,592.18
  4. Step 4: Simplify right side
    1,530,301,956.66x = 2,173,310,771,364,738,048
  5. Step 5: Solve for x
    x = 2,173,310,771,364,738,048/1,530,301,956.66
  6. Step 6: Final answer
    x = 1,420,184,272.72

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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.