Home / 262,247,890.80-393,371,836.20-248,810,962.80

Finding the Fourth Proportional to 262,247,890.80, 393,371,836.20 and 248,810,962.80

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Solution

The fourth proportional to 262,247,890.80, 393,371,836.20 and 248,810,962.80 is: 373,216,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,247,890.80 : 393,371,836.20 = 248,810,962.80 : x
  2. Step 2: Convert to fraction form
    262,247,890.80/393,371,836.20 = 248,810,962.80/x
  3. Step 3: Cross multiply
    262,247,890.80x = 393,371,836.20 × 248,810,962.80
  4. Step 4: Simplify right side
    262,247,890.80x = 97,875,225,303,325,888
  5. Step 5: Solve for x
    x = 97,875,225,303,325,888/262,247,890.80
  6. Step 6: Final answer
    x = 373,216,444.20

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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.