Home / 147,609,626.40-221,540,410.80-65,854,317.60

Finding the Fourth Proportional to 147,609,626.40, 221,540,410.80 and 65,854,317.60

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Solution

The fourth proportional to 147,609,626.40, 221,540,410.80 and 65,854,317.60 is: 98,837,676.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,609,626.40 : 221,540,410.80 = 65,854,317.60 : x
  2. Step 2: Convert to fraction form
    147,609,626.40/221,540,410.80 = 65,854,317.60/x
  3. Step 3: Cross multiply
    147,609,626.40x = 221,540,410.80 × 65,854,317.60
  4. Step 4: Simplify right side
    147,609,626.40x = 14,589,392,574,057,672
  5. Step 5: Solve for x
    x = 14,589,392,574,057,672/147,609,626.40
  6. Step 6: Final answer
    x = 98,837,676.99

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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.