Home / 143,328,384,006.70-214,992,576,010.05-69,944,841,222.70

Finding the Fourth Proportional to 143,328,384,006.70, 214,992,576,010.05 and 69,944,841,222.70

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Solution

The fourth proportional to 143,328,384,006.70, 214,992,576,010.05 and 69,944,841,222.70 is: 104,917,261,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,328,384,006.70 : 214,992,576,010.05 = 69,944,841,222.70 : x
  2. Step 2: Convert to fraction form
    143,328,384,006.70/214,992,576,010.05 = 69,944,841,222.70/x
  3. Step 3: Cross multiply
    143,328,384,006.70x = 214,992,576,010.05 × 69,944,841,222.70
  4. Step 4: Simplify right side
    143,328,384,006.70x = 15,037,621,593,082,207,141,888
  5. Step 5: Solve for x
    x = 15,037,621,593,082,207,141,888/143,328,384,006.70
  6. Step 6: Final answer
    x = 104,917,261,834.05

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.