Home / 40,929,706,078.20-61,394,559,117.30-12,983,137,075.80

Finding the Fourth Proportional to 40,929,706,078.20, 61,394,559,117.30 and 12,983,137,075.80

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Solution

The fourth proportional to 40,929,706,078.20, 61,394,559,117.30 and 12,983,137,075.80 is: 19,474,705,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,929,706,078.20 : 61,394,559,117.30 = 12,983,137,075.80 : x
  2. Step 2: Convert to fraction form
    40,929,706,078.20/61,394,559,117.30 = 12,983,137,075.80/x
  3. Step 3: Cross multiply
    40,929,706,078.20x = 61,394,559,117.30 × 12,983,137,075.80
  4. Step 4: Simplify right side
    40,929,706,078.20x = 797,093,976,728,212,602,880
  5. Step 5: Solve for x
    x = 797,093,976,728,212,602,880/40,929,706,078.20
  6. Step 6: Final answer
    x = 19,474,705,613.70

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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.