Home / 3,921,048,623.08-5,411,047,952.10-2,136,902,498.92

Finding the Fourth Proportional to 3,921,048,623.08, 5,411,047,952.10 and 2,136,902,498.92

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Solution

The fourth proportional to 3,921,048,623.08, 5,411,047,952.10 and 2,136,902,498.92 is: 2,948,925,912.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,048,623.08 : 5,411,047,952.10 = 2,136,902,498.92 : x
  2. Step 2: Convert to fraction form
    3,921,048,623.08/5,411,047,952.10 = 2,136,902,498.92/x
  3. Step 3: Cross multiply
    3,921,048,623.08x = 5,411,047,952.10 × 2,136,902,498.92
  4. Step 4: Simplify right side
    3,921,048,623.08x = 11,562,881,890,618,439,680
  5. Step 5: Solve for x
    x = 11,562,881,890,618,439,680/3,921,048,623.08
  6. Step 6: Final answer
    x = 2,948,925,912.97

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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.