Home / 154,973,027.10-232,459,540.65-86,948,579.10

Finding the Fourth Proportional to 154,973,027.10, 232,459,540.65 and 86,948,579.10

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Solution

The fourth proportional to 154,973,027.10, 232,459,540.65 and 86,948,579.10 is: 130,422,868.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,973,027.10 : 232,459,540.65 = 86,948,579.10 : x
  2. Step 2: Convert to fraction form
    154,973,027.10/232,459,540.65 = 86,948,579.10/x
  3. Step 3: Cross multiply
    154,973,027.10x = 232,459,540.65 × 86,948,579.10
  4. Step 4: Simplify right side
    154,973,027.10x = 20,212,026,757,756,188
  5. Step 5: Solve for x
    x = 20,212,026,757,756,188/154,973,027.10
  6. Step 6: Final answer
    x = 130,422,868.65

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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.