Home / 16,830,974,085.90-23,227,015,970.92-9,210,682,109.28

Finding the Fourth Proportional to 16,830,974,085.90, 23,227,015,970.92 and 9,210,682,109.28

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Solution

The fourth proportional to 16,830,974,085.90, 23,227,015,970.92 and 9,210,682,109.28 is: 12,710,890,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830,974,085.90 : 23,227,015,970.92 = 9,210,682,109.28 : x
  2. Step 2: Convert to fraction form
    16,830,974,085.90/23,227,015,970.92 = 9,210,682,109.28/x
  3. Step 3: Cross multiply
    16,830,974,085.90x = 23,227,015,970.92 × 9,210,682,109.28
  4. Step 4: Simplify right side
    16,830,974,085.90x = 213,936,660,455,313,670,144
  5. Step 5: Solve for x
    x = 213,936,660,455,313,670,144/16,830,974,085.90
  6. Step 6: Final answer
    x = 12,710,890,015.25

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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.