Home / 28,803,169,528.80-43,136,806,568.40-17,795,638,111.20

Finding the Fourth Proportional to 28,803,169,528.80, 43,136,806,568.40 and 17,795,638,111.20

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Solution

The fourth proportional to 28,803,169,528.80, 43,136,806,568.40 and 17,795,638,111.20 is: 26,651,476,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,803,169,528.80 : 43,136,806,568.40 = 17,795,638,111.20 : x
  2. Step 2: Convert to fraction form
    28,803,169,528.80/43,136,806,568.40 = 17,795,638,111.20/x
  3. Step 3: Cross multiply
    28,803,169,528.80x = 43,136,806,568.40 × 17,795,638,111.20
  4. Step 4: Simplify right side
    28,803,169,528.80x = 767,646,998,964,081,524,736
  5. Step 5: Solve for x
    x = 767,646,998,964,081,524,736/28,803,169,528.80
  6. Step 6: Final answer
    x = 26,651,476,609.08

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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.