Home / 130,435,447.60-195,628,288.20-39,562,001.20

Finding the Fourth Proportional to 130,435,447.60, 195,628,288.20 and 39,562,001.20

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Solution

The fourth proportional to 130,435,447.60, 195,628,288.20 and 39,562,001.20 is: 59,335,454.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,435,447.60 : 195,628,288.20 = 39,562,001.20 : x
  2. Step 2: Convert to fraction form
    130,435,447.60/195,628,288.20 = 39,562,001.20/x
  3. Step 3: Cross multiply
    130,435,447.60x = 195,628,288.20 × 39,562,001.20
  4. Step 4: Simplify right side
    130,435,447.60x = 7,739,446,572,522,346
  5. Step 5: Solve for x
    x = 7,739,446,572,522,346/130,435,447.60
  6. Step 6: Final answer
    x = 59,335,454.55

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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.