Home / 8,819,542,862.40-13,229,314,293.60-7,622,312,577.60

Finding the Fourth Proportional to 8,819,542,862.40, 13,229,314,293.60 and 7,622,312,577.60

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Solution

The fourth proportional to 8,819,542,862.40, 13,229,314,293.60 and 7,622,312,577.60 is: 11,433,468,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819,542,862.40 : 13,229,314,293.60 = 7,622,312,577.60 : x
  2. Step 2: Convert to fraction form
    8,819,542,862.40/13,229,314,293.60 = 7,622,312,577.60/x
  3. Step 3: Cross multiply
    8,819,542,862.40x = 13,229,314,293.60 × 7,622,312,577.60
  4. Step 4: Simplify right side
    8,819,542,862.40x = 100,837,968,733,130,752,000
  5. Step 5: Solve for x
    x = 100,837,968,733,130,752,000/8,819,542,862.40
  6. Step 6: Final answer
    x = 11,433,468,866.40

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Double scale
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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.