Home / 420,282,957,814.83-579,991,041,099.98-227,595,463,049.51

Finding the Fourth Proportional to 420,282,957,814.83, 579,991,041,099.98 and 227,595,463,049.51

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Solution

The fourth proportional to 420,282,957,814.83, 579,991,041,099.98 and 227,595,463,049.51 is: 314,082,041,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,282,957,814.83 : 579,991,041,099.98 = 227,595,463,049.51 : x
  2. Step 2: Convert to fraction form
    420,282,957,814.83/579,991,041,099.98 = 227,595,463,049.51/x
  3. Step 3: Cross multiply
    420,282,957,814.83x = 579,991,041,099.98 × 227,595,463,049.51
  4. Step 4: Simplify right side
    420,282,957,814.83x = 132,003,329,563,717,330,272,256
  5. Step 5: Solve for x
    x = 132,003,329,563,717,330,272,256/420,282,957,814.83
  6. Step 6: Final answer
    x = 314,082,041,893.97

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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.