Home / 12,425,823,136.08-18,638,804,381.76-4,144,687,449.84

Finding the Fourth Proportional to 12,425,823,136.08, 18,638,804,381.76 and 4,144,687,449.84

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Solution

The fourth proportional to 12,425,823,136.08, 18,638,804,381.76 and 4,144,687,449.84 is: 6,217,054,416.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,823,136.08 : 18,638,804,381.76 = 4,144,687,449.84 : x
  2. Step 2: Convert to fraction form
    12,425,823,136.08/18,638,804,381.76 = 4,144,687,449.84/x
  3. Step 3: Cross multiply
    12,425,823,136.08x = 18,638,804,381.76 × 4,144,687,449.84
  4. Step 4: Simplify right side
    12,425,823,136.08x = 77,252,018,601,103,474,688
  5. Step 5: Solve for x
    x = 77,252,018,601,103,474,688/12,425,823,136.08
  6. Step 6: Final answer
    x = 6,217,054,416.04

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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.