Home / 550,562,686.80-759,747,596.04-302,996,723.28

Finding the Fourth Proportional to 550,562,686.80, 759,747,596.04 and 302,996,723.28

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Solution

The fourth proportional to 550,562,686.80, 759,747,596.04 and 302,996,723.28 is: 418,119,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,562,686.80 : 759,747,596.04 = 302,996,723.28 : x
  2. Step 2: Convert to fraction form
    550,562,686.80/759,747,596.04 = 302,996,723.28/x
  3. Step 3: Cross multiply
    550,562,686.80x = 759,747,596.04 × 302,996,723.28
  4. Step 4: Simplify right side
    550,562,686.80x = 230,201,032,119,977,056
  5. Step 5: Solve for x
    x = 230,201,032,119,977,056/550,562,686.80
  6. Step 6: Final answer
    x = 418,119,566.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.