Home / 487,728,061.04-673,065,390.12-264,709,745.66

Finding the Fourth Proportional to 487,728,061.04, 673,065,390.12 and 264,709,745.66

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Solution

The fourth proportional to 487,728,061.04, 673,065,390.12 and 264,709,745.66 is: 365,299,810.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,728,061.04 : 673,065,390.12 = 264,709,745.66 : x
  2. Step 2: Convert to fraction form
    487,728,061.04/673,065,390.12 = 264,709,745.66/x
  3. Step 3: Cross multiply
    487,728,061.04x = 673,065,390.12 × 264,709,745.66
  4. Step 4: Simplify right side
    487,728,061.04x = 178,166,968,231,213,888
  5. Step 5: Solve for x
    x = 178,166,968,231,213,888/487,728,061.04
  6. Step 6: Final answer
    x = 365,299,810.41

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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.