Home / 840,469,950.98-1,262,618,118.03-608,017,657.22

Finding the Fourth Proportional to 840,469,950.98, 1,262,618,118.03 and 608,017,657.22

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Solution

The fourth proportional to 840,469,950.98, 1,262,618,118.03 and 608,017,657.22 is: 913,410,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,469,950.98 : 1,262,618,118.03 = 608,017,657.22 : x
  2. Step 2: Convert to fraction form
    840,469,950.98/1,262,618,118.03 = 608,017,657.22/x
  3. Step 3: Cross multiply
    840,469,950.98x = 1,262,618,118.03 × 608,017,657.22
  4. Step 4: Simplify right side
    840,469,950.98x = 767,694,110,088,126,080
  5. Step 5: Solve for x
    x = 767,694,110,088,126,080/840,469,950.98
  6. Step 6: Final answer
    x = 913,410,537.99

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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.