Home / 419,020,951,387.96-578,249,145,224.94-226,333,123,555.96

Finding the Fourth Proportional to 419,020,951,387.96, 578,249,145,224.94 and 226,333,123,555.96

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Solution

The fourth proportional to 419,020,951,387.96, 578,249,145,224.94 and 226,333,123,555.96 is: 312,339,835,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,020,951,387.96 : 578,249,145,224.94 = 226,333,123,555.96 : x
  2. Step 2: Convert to fraction form
    419,020,951,387.96/578,249,145,224.94 = 226,333,123,555.96/x
  3. Step 3: Cross multiply
    419,020,951,387.96x = 578,249,145,224.94 × 226,333,123,555.96
  4. Step 4: Simplify right side
    419,020,951,387.96x = 130,876,935,232,324,588,535,808
  5. Step 5: Solve for x
    x = 130,876,935,232,324,588,535,808/419,020,951,387.96
  6. Step 6: Final answer
    x = 312,339,835,988.65

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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.