Home / 30,405,888,010.80-45,608,832,016.20-29,916,111,985.20

Finding the Fourth Proportional to 30,405,888,010.80, 45,608,832,016.20 and 29,916,111,985.20

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Solution

The fourth proportional to 30,405,888,010.80, 45,608,832,016.20 and 29,916,111,985.20 is: 44,874,167,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,405,888,010.80 : 45,608,832,016.20 = 29,916,111,985.20 : x
  2. Step 2: Convert to fraction form
    30,405,888,010.80/45,608,832,016.20 = 29,916,111,985.20/x
  3. Step 3: Cross multiply
    30,405,888,010.80x = 45,608,832,016.20 × 29,916,111,985.20
  4. Step 4: Simplify right side
    30,405,888,010.80x = 1,364,438,926,110,814,371,840
  5. Step 5: Solve for x
    x = 1,364,438,926,110,814,371,840/30,405,888,010.80
  6. Step 6: Final answer
    x = 44,874,167,977.80

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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.