Home / 40,453,493,822.40-60,639,426,064.80-18,386,362,891.20

Finding the Fourth Proportional to 40,453,493,822.40, 60,639,426,064.80 and 18,386,362,891.20

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Solution

The fourth proportional to 40,453,493,822.40, 60,639,426,064.80 and 18,386,362,891.20 is: 27,560,993,817.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,453,493,822.40 : 60,639,426,064.80 = 18,386,362,891.20 : x
  2. Step 2: Convert to fraction form
    40,453,493,822.40/60,639,426,064.80 = 18,386,362,891.20/x
  3. Step 3: Cross multiply
    40,453,493,822.40x = 60,639,426,064.80 × 18,386,362,891.20
  4. Step 4: Simplify right side
    40,453,493,822.40x = 1,114,938,493,141,504,884,736
  5. Step 5: Solve for x
    x = 1,114,938,493,141,504,884,736/40,453,493,822.40
  6. Step 6: Final answer
    x = 27,560,993,817.65

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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.