Home / 72,600,063.40-108,804,450.30-53,340,466.60

Finding the Fourth Proportional to 72,600,063.40, 108,804,450.30 and 53,340,466.60

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Solution

The fourth proportional to 72,600,063.40, 108,804,450.30 and 53,340,466.60 is: 79,940,428.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,600,063.40 : 108,804,450.30 = 53,340,466.60 : x
  2. Step 2: Convert to fraction form
    72,600,063.40/108,804,450.30 = 53,340,466.60/x
  3. Step 3: Cross multiply
    72,600,063.40x = 108,804,450.30 × 53,340,466.60
  4. Step 4: Simplify right side
    72,600,063.40x = 5,803,680,147,158,510
  5. Step 5: Solve for x
    x = 5,803,680,147,158,510/72,600,063.40
  6. Step 6: Final answer
    x = 79,940,428.08

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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.