Home / 1,058,686,567.37-1,587,692,936.94-349,503,086.91

Finding the Fourth Proportional to 1,058,686,567.37, 1,587,692,936.94 and 349,503,086.91

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Solution

The fourth proportional to 1,058,686,567.37, 1,587,692,936.94 and 349,503,086.91 is: 524,143,405.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,686,567.37 : 1,587,692,936.94 = 349,503,086.91 : x
  2. Step 2: Convert to fraction form
    1,058,686,567.37/1,587,692,936.94 = 349,503,086.91/x
  3. Step 3: Cross multiply
    1,058,686,567.37x = 1,587,692,936.94 × 349,503,086.91
  4. Step 4: Simplify right side
    1,058,686,567.37x = 554,903,582,525,734,016
  5. Step 5: Solve for x
    x = 554,903,582,525,734,016/1,058,686,567.37
  6. Step 6: Final answer
    x = 524,143,405.26

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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.