Home / 19,646,306,999.90-29,469,460,499.85-9,828,111,671.90

Finding the Fourth Proportional to 19,646,306,999.90, 29,469,460,499.85 and 9,828,111,671.90

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Solution

The fourth proportional to 19,646,306,999.90, 29,469,460,499.85 and 9,828,111,671.90 is: 14,742,167,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646,306,999.90 : 29,469,460,499.85 = 9,828,111,671.90 : x
  2. Step 2: Convert to fraction form
    19,646,306,999.90/29,469,460,499.85 = 9,828,111,671.90/x
  3. Step 3: Cross multiply
    19,646,306,999.90x = 29,469,460,499.85 × 9,828,111,671.90
  4. Step 4: Simplify right side
    19,646,306,999.90x = 289,629,148,703,171,772,416
  5. Step 5: Solve for x
    x = 289,629,148,703,171,772,416/19,646,306,999.90
  6. Step 6: Final answer
    x = 14,742,167,507.85

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Double scale
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Similar ratio
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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.