Home / 20,788,963,236.91-31,183,104,085.98-6,623,736,562.72

Finding the Fourth Proportional to 20,788,963,236.91, 31,183,104,085.98 and 6,623,736,562.72

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Solution

The fourth proportional to 20,788,963,236.91, 31,183,104,085.98 and 6,623,736,562.72 is: 9,935,496,268.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,788,963,236.91 : 31,183,104,085.98 = 6,623,736,562.72 : x
  2. Step 2: Convert to fraction form
    20,788,963,236.91/31,183,104,085.98 = 6,623,736,562.72/x
  3. Step 3: Cross multiply
    20,788,963,236.91x = 31,183,104,085.98 × 6,623,736,562.72
  4. Step 4: Simplify right side
    20,788,963,236.91x = 206,548,666,673,409,163,264
  5. Step 5: Solve for x
    x = 206,548,666,673,409,163,264/20,788,963,236.91
  6. Step 6: Final answer
    x = 9,935,496,268.84

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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.