Home / 463,004,114.72-638,943,156.24-254,163,811.36

Finding the Fourth Proportional to 463,004,114.72, 638,943,156.24 and 254,163,811.36

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Solution

The fourth proportional to 463,004,114.72, 638,943,156.24 and 254,163,811.36 is: 350,744,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,004,114.72 : 638,943,156.24 = 254,163,811.36 : x
  2. Step 2: Convert to fraction form
    463,004,114.72/638,943,156.24 = 254,163,811.36/x
  3. Step 3: Cross multiply
    463,004,114.72x = 638,943,156.24 × 254,163,811.36
  4. Step 4: Simplify right side
    463,004,114.72x = 162,396,227,832,346,368
  5. Step 5: Solve for x
    x = 162,396,227,832,346,368/463,004,114.72
  6. Step 6: Final answer
    x = 350,744,675.20

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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.