Home / 3,390,991,551.72-4,679,572,220.97-1,885,585,581.09

Finding the Fourth Proportional to 3,390,991,551.72, 4,679,572,220.97 and 1,885,585,581.09

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Solution

The fourth proportional to 3,390,991,551.72, 4,679,572,220.97 and 1,885,585,581.09 is: 2,602,110,259.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,991,551.72 : 4,679,572,220.97 = 1,885,585,581.09 : x
  2. Step 2: Convert to fraction form
    3,390,991,551.72/4,679,572,220.97 = 1,885,585,581.09/x
  3. Step 3: Cross multiply
    3,390,991,551.72x = 4,679,572,220.97 × 1,885,585,581.09
  4. Step 4: Simplify right side
    3,390,991,551.72x = 8,823,733,905,530,339,328
  5. Step 5: Solve for x
    x = 8,823,733,905,530,339,328/3,390,991,551.72
  6. Step 6: Final answer
    x = 2,602,110,259.18

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Double scale
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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.