Home / 1,035,485,261.34-1,553,233,698.48-345,390,620.82

Finding the Fourth Proportional to 1,035,485,261.34, 1,553,233,698.48 and 345,390,620.82

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Solution

The fourth proportional to 1,035,485,261.34, 1,553,233,698.48 and 345,390,620.82 is: 518,087,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,485,261.34 : 1,553,233,698.48 = 345,390,620.82 : x
  2. Step 2: Convert to fraction form
    1,035,485,261.34/1,553,233,698.48 = 345,390,620.82/x
  3. Step 3: Cross multiply
    1,035,485,261.34x = 1,553,233,698.48 × 345,390,620.82
  4. Step 4: Simplify right side
    1,035,485,261.34x = 536,472,351,396,551,872
  5. Step 5: Solve for x
    x = 536,472,351,396,551,872/1,035,485,261.34
  6. Step 6: Final answer
    x = 518,087,868.00

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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.