Home / 1,058,686,567.87-1,587,692,937.69-349,503,087.41

Finding the Fourth Proportional to 1,058,686,567.87, 1,587,692,937.69 and 349,503,087.41

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Solution

The fourth proportional to 1,058,686,567.87, 1,587,692,937.69 and 349,503,087.41 is: 524,143,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,686,567.87 : 1,587,692,937.69 = 349,503,087.41 : x
  2. Step 2: Convert to fraction form
    1,058,686,567.87/1,587,692,937.69 = 349,503,087.41/x
  3. Step 3: Cross multiply
    1,058,686,567.87x = 1,587,692,937.69 × 349,503,087.41
  4. Step 4: Simplify right side
    1,058,686,567.87x = 554,903,583,581,707,840
  5. Step 5: Solve for x
    x = 554,903,583,581,707,840/1,058,686,567.87
  6. Step 6: Final answer
    x = 524,143,406.01

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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.