Home / 7,081,817,629.87-9,773,044,358.88-3,866,855,090.50

Finding the Fourth Proportional to 7,081,817,629.87, 9,773,044,358.88 and 3,866,855,090.50

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Solution

The fourth proportional to 7,081,817,629.87, 9,773,044,358.88 and 3,866,855,090.50 is: 5,336,334,300.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081,817,629.87 : 9,773,044,358.88 = 3,866,855,090.50 : x
  2. Step 2: Convert to fraction form
    7,081,817,629.87/9,773,044,358.88 = 3,866,855,090.50/x
  3. Step 3: Cross multiply
    7,081,817,629.87x = 9,773,044,358.88 × 3,866,855,090.50
  4. Step 4: Simplify right side
    7,081,817,629.87x = 37,790,946,328,798,101,504
  5. Step 5: Solve for x
    x = 37,790,946,328,798,101,504/7,081,817,629.87
  6. Step 6: Final answer
    x = 5,336,334,300.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.