Home / 420,282,957,812.60-579,991,041,096.90-227,595,463,047.27

Finding the Fourth Proportional to 420,282,957,812.60, 579,991,041,096.90 and 227,595,463,047.27

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Solution

The fourth proportional to 420,282,957,812.60, 579,991,041,096.90 and 227,595,463,047.27 is: 314,082,041,890.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,282,957,812.60 : 579,991,041,096.90 = 227,595,463,047.27 : x
  2. Step 2: Convert to fraction form
    420,282,957,812.60/579,991,041,096.90 = 227,595,463,047.27/x
  3. Step 3: Cross multiply
    420,282,957,812.60x = 579,991,041,096.90 × 227,595,463,047.27
  4. Step 4: Simplify right side
    420,282,957,812.60x = 132,003,329,561,717,167,357,952
  5. Step 5: Solve for x
    x = 132,003,329,561,717,167,357,952/420,282,957,812.60
  6. Step 6: Final answer
    x = 314,082,041,890.87

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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.