Home / 189,385,686,209.92-261,350,164,901.94-102,576,096,424.77

Finding the Fourth Proportional to 189,385,686,209.92, 261,350,164,901.94 and 102,576,096,424.77

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Solution

The fourth proportional to 189,385,686,209.92, 261,350,164,901.94 and 102,576,096,424.77 is: 141,553,885,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,385,686,209.92 : 261,350,164,901.94 = 102,576,096,424.77 : x
  2. Step 2: Convert to fraction form
    189,385,686,209.92/261,350,164,901.94 = 102,576,096,424.77/x
  3. Step 3: Cross multiply
    189,385,686,209.92x = 261,350,164,901.94 × 102,576,096,424.77
  4. Step 4: Simplify right side
    189,385,686,209.92x = 26,808,279,715,610,938,572,800
  5. Step 5: Solve for x
    x = 26,808,279,715,610,938,572,800/189,385,686,209.92
  6. Step 6: Final answer
    x = 141,553,885,365.42

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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.