Home / 12,984,345,539.34-19,489,112,788.85-6,266,215,320.98

Finding the Fourth Proportional to 12,984,345,539.34, 19,489,112,788.85 and 6,266,215,320.98

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Solution

The fourth proportional to 12,984,345,539.34, 19,489,112,788.85 and 6,266,215,320.98 is: 9,405,401,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984,345,539.34 : 19,489,112,788.85 = 6,266,215,320.98 : x
  2. Step 2: Convert to fraction form
    12,984,345,539.34/19,489,112,788.85 = 6,266,215,320.98/x
  3. Step 3: Cross multiply
    12,984,345,539.34x = 19,489,112,788.85 × 6,266,215,320.98
  4. Step 4: Simplify right side
    12,984,345,539.34x = 122,122,977,149,767,794,688
  5. Step 5: Solve for x
    x = 122,122,977,149,767,794,688/12,984,345,539.34
  6. Step 6: Final answer
    x = 9,405,401,048.50

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1.5x scale

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.