Home / 1,144,644,269.46-1,579,951,638.27-668,463,085.82

Finding the Fourth Proportional to 1,144,644,269.46, 1,579,951,638.27 and 668,463,085.82

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Solution

The fourth proportional to 1,144,644,269.46, 1,579,951,638.27 and 668,463,085.82 is: 922,679,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,644,269.46 : 1,579,951,638.27 = 668,463,085.82 : x
  2. Step 2: Convert to fraction form
    1,144,644,269.46/1,579,951,638.27 = 668,463,085.82/x
  3. Step 3: Cross multiply
    1,144,644,269.46x = 1,579,951,638.27 × 668,463,085.82
  4. Step 4: Simplify right side
    1,144,644,269.46x = 1,056,139,347,564,328,704
  5. Step 5: Solve for x
    x = 1,056,139,347,564,328,704/1,144,644,269.46
  6. Step 6: Final answer
    x = 922,679,102.79

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Double scale
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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.