Home / 19,669,588,890.68-27,144,114,450.72-10,637,346,996.20

Finding the Fourth Proportional to 19,669,588,890.68, 27,144,114,450.72 and 10,637,346,996.20

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Solution

The fourth proportional to 19,669,588,890.68, 27,144,114,450.72 and 10,637,346,996.20 is: 14,679,583,082.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,669,588,890.68 : 27,144,114,450.72 = 10,637,346,996.20 : x
  2. Step 2: Convert to fraction form
    19,669,588,890.68/27,144,114,450.72 = 10,637,346,996.20/x
  3. Step 3: Cross multiply
    19,669,588,890.68x = 27,144,114,450.72 × 10,637,346,996.20
  4. Step 4: Simplify right side
    19,669,588,890.68x = 288,741,364,316,875,423,744
  5. Step 5: Solve for x
    x = 288,741,364,316,875,423,744/19,669,588,890.68
  6. Step 6: Final answer
    x = 14,679,583,082.37

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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.