Home / 1,058,686,568.37-1,587,692,938.44-349,503,087.91

Finding the Fourth Proportional to 1,058,686,568.37, 1,587,692,938.44 and 349,503,087.91

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Solution

The fourth proportional to 1,058,686,568.37, 1,587,692,938.44 and 349,503,087.91 is: 524,143,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,686,568.37 : 1,587,692,938.44 = 349,503,087.91 : x
  2. Step 2: Convert to fraction form
    1,058,686,568.37/1,587,692,938.44 = 349,503,087.91/x
  3. Step 3: Cross multiply
    1,058,686,568.37x = 1,587,692,938.44 × 349,503,087.91
  4. Step 4: Simplify right side
    1,058,686,568.37x = 554,903,584,637,681,600
  5. Step 5: Solve for x
    x = 554,903,584,637,681,600/1,058,686,568.37
  6. Step 6: Final answer
    x = 524,143,406.76

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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.