Home / 1,083,222,164,235.70-1,625,278,636,926.60-478,528,229,616.58

Finding the Fourth Proportional to 1,083,222,164,235.70, 1,625,278,636,926.60 and 478,528,229,616.58

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Solution

The fourth proportional to 1,083,222,164,235.70, 1,625,278,636,926.60 and 478,528,229,616.58 is: 717,989,101,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,222,164,235.70 : 1,625,278,636,926.60 = 478,528,229,616.58 : x
  2. Step 2: Convert to fraction form
    1,083,222,164,235.70/1,625,278,636,926.60 = 478,528,229,616.58/x
  3. Step 3: Cross multiply
    1,083,222,164,235.70x = 1,625,278,636,926.60 × 478,528,229,616.58
  4. Step 4: Simplify right side
    1,083,222,164,235.70x = 777,741,708,762,134,211,461,120
  5. Step 5: Solve for x
    x = 777,741,708,762,134,211,461,120/1,083,222,164,235.70
  6. Step 6: Final answer
    x = 717,989,101,811.72

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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.