Home / 3,921,048,626.08-5,411,047,956.24-2,136,902,501.92

Finding the Fourth Proportional to 3,921,048,626.08, 5,411,047,956.24 and 2,136,902,501.92

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Solution

The fourth proportional to 3,921,048,626.08, 5,411,047,956.24 and 2,136,902,501.92 is: 2,948,925,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,048,626.08 : 5,411,047,956.24 = 2,136,902,501.92 : x
  2. Step 2: Convert to fraction form
    3,921,048,626.08/5,411,047,956.24 = 2,136,902,501.92/x
  3. Step 3: Cross multiply
    3,921,048,626.08x = 5,411,047,956.24 × 2,136,902,501.92
  4. Step 4: Simplify right side
    3,921,048,626.08x = 11,562,881,915,698,358,272
  5. Step 5: Solve for x
    x = 11,562,881,915,698,358,272/3,921,048,626.08
  6. Step 6: Final answer
    x = 2,948,925,917.11

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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.