Home / 8,042,965,718.80-12,064,448,578.20-7,462,490,429.20

Finding the Fourth Proportional to 8,042,965,718.80, 12,064,448,578.20 and 7,462,490,429.20

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Solution

The fourth proportional to 8,042,965,718.80, 12,064,448,578.20 and 7,462,490,429.20 is: 11,193,735,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,965,718.80 : 12,064,448,578.20 = 7,462,490,429.20 : x
  2. Step 2: Convert to fraction form
    8,042,965,718.80/12,064,448,578.20 = 7,462,490,429.20/x
  3. Step 3: Cross multiply
    8,042,965,718.80x = 12,064,448,578.20 × 7,462,490,429.20
  4. Step 4: Simplify right side
    8,042,965,718.80x = 90,030,832,048,393,043,968
  5. Step 5: Solve for x
    x = 90,030,832,048,393,043,968/8,042,965,718.80
  6. Step 6: Final answer
    x = 11,193,735,643.80

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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.