Home / 86,929,027.20-130,346,301.60-29,391,681.60

Finding the Fourth Proportional to 86,929,027.20, 130,346,301.60 and 29,391,681.60

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Solution

The fourth proportional to 86,929,027.20, 130,346,301.60 and 29,391,681.60 is: 44,071,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,929,027.20 : 130,346,301.60 = 29,391,681.60 : x
  2. Step 2: Convert to fraction form
    86,929,027.20/130,346,301.60 = 29,391,681.60/x
  3. Step 3: Cross multiply
    86,929,027.20x = 130,346,301.60 × 29,391,681.60
  4. Step 4: Simplify right side
    86,929,027.20x = 3,831,096,994,364,770.50
  5. Step 5: Solve for x
    x = 3,831,096,994,364,770.50/86,929,027.20
  6. Step 6: Final answer
    x = 44,071,550.30

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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.