Home / 81,905,965,424.96-122,858,948,137.50-23,018,051,096.96

Finding the Fourth Proportional to 81,905,965,424.96, 122,858,948,137.50 and 23,018,051,096.96

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Solution

The fourth proportional to 81,905,965,424.96, 122,858,948,137.50 and 23,018,051,096.96 is: 34,527,076,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,905,965,424.96 : 122,858,948,137.50 = 23,018,051,096.96 : x
  2. Step 2: Convert to fraction form
    81,905,965,424.96/122,858,948,137.50 = 23,018,051,096.96/x
  3. Step 3: Cross multiply
    81,905,965,424.96x = 122,858,948,137.50 × 23,018,051,096.96
  4. Step 4: Simplify right side
    81,905,965,424.96x = 2,827,973,545,947,119,484,928
  5. Step 5: Solve for x
    x = 2,827,973,545,947,119,484,928/81,905,965,424.96
  6. Step 6: Final answer
    x = 34,527,076,645.45

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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.