Home / 1,115,838,558.24-1,539,871,375.32-614,105,110.32

Finding the Fourth Proportional to 1,115,838,558.24, 1,539,871,375.32 and 614,105,110.32

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Solution

The fourth proportional to 1,115,838,558.24, 1,539,871,375.32 and 614,105,110.32 is: 847,472,847.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,838,558.24 : 1,539,871,375.32 = 614,105,110.32 : x
  2. Step 2: Convert to fraction form
    1,115,838,558.24/1,539,871,375.32 = 614,105,110.32/x
  3. Step 3: Cross multiply
    1,115,838,558.24x = 1,539,871,375.32 × 614,105,110.32
  4. Step 4: Simplify right side
    1,115,838,558.24x = 945,642,880,819,498,752
  5. Step 5: Solve for x
    x = 945,642,880,819,498,752/1,115,838,558.24
  6. Step 6: Final answer
    x = 847,472,847.96

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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.