Home / 5,613,513,991.19-8,428,548,401.93-3,131,224,824.72

Finding the Fourth Proportional to 5,613,513,991.19, 8,428,548,401.93 and 3,131,224,824.72

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Solution

The fourth proportional to 5,613,513,991.19, 8,428,548,401.93 and 3,131,224,824.72 is: 4,701,454,389.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,513,991.19 : 8,428,548,401.93 = 3,131,224,824.72 : x
  2. Step 2: Convert to fraction form
    5,613,513,991.19/8,428,548,401.93 = 3,131,224,824.72/x
  3. Step 3: Cross multiply
    5,613,513,991.19x = 8,428,548,401.93 × 3,131,224,824.72
  4. Step 4: Simplify right side
    5,613,513,991.19x = 26,391,679,992,477,298,688
  5. Step 5: Solve for x
    x = 26,391,679,992,477,298,688/5,613,513,991.19
  6. Step 6: Final answer
    x = 4,701,454,389.16

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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.