Home / 1,411,288,496,558.30-2,116,932,628,087.10-391,406,017,515.22

Finding the Fourth Proportional to 1,411,288,496,558.30, 2,116,932,628,087.10 and 391,406,017,515.22

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Solution

The fourth proportional to 1,411,288,496,558.30, 2,116,932,628,087.10 and 391,406,017,515.22 is: 587,108,993,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,288,496,558.30 : 2,116,932,628,087.10 = 391,406,017,515.22 : x
  2. Step 2: Convert to fraction form
    1,411,288,496,558.30/2,116,932,628,087.10 = 391,406,017,515.22/x
  3. Step 3: Cross multiply
    1,411,288,496,558.30x = 2,116,932,628,087.10 × 391,406,017,515.22
  4. Step 4: Simplify right side
    1,411,288,496,558.30x = 828,580,169,307,600,136,962,048
  5. Step 5: Solve for x
    x = 828,580,169,307,600,136,962,048/1,411,288,496,558.30
  6. Step 6: Final answer
    x = 587,108,993,893.35

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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.