Home / 15,295,566,138.40-22,943,349,207.60-9,081,532,813.60

Finding the Fourth Proportional to 15,295,566,138.40, 22,943,349,207.60 and 9,081,532,813.60

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Solution

The fourth proportional to 15,295,566,138.40, 22,943,349,207.60 and 9,081,532,813.60 is: 13,622,299,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295,566,138.40 : 22,943,349,207.60 = 9,081,532,813.60 : x
  2. Step 2: Convert to fraction form
    15,295,566,138.40/22,943,349,207.60 = 9,081,532,813.60/x
  3. Step 3: Cross multiply
    15,295,566,138.40x = 22,943,349,207.60 × 9,081,532,813.60
  4. Step 4: Simplify right side
    15,295,566,138.40x = 208,360,778,682,702,954,496
  5. Step 5: Solve for x
    x = 208,360,778,682,702,954,496/15,295,566,138.40
  6. Step 6: Final answer
    x = 13,622,299,220.40

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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.