Home / 13,239,328,123.40-19,858,992,185.10-5,870,516,808.20

Finding the Fourth Proportional to 13,239,328,123.40, 19,858,992,185.10 and 5,870,516,808.20

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Solution

The fourth proportional to 13,239,328,123.40, 19,858,992,185.10 and 5,870,516,808.20 is: 8,805,775,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239,328,123.40 : 19,858,992,185.10 = 5,870,516,808.20 : x
  2. Step 2: Convert to fraction form
    13,239,328,123.40/19,858,992,185.10 = 5,870,516,808.20/x
  3. Step 3: Cross multiply
    13,239,328,123.40x = 19,858,992,185.10 × 5,870,516,808.20
  4. Step 4: Simplify right side
    13,239,328,123.40x = 116,582,547,416,541,986,816
  5. Step 5: Solve for x
    x = 116,582,547,416,541,986,816/13,239,328,123.40
  6. Step 6: Final answer
    x = 8,805,775,212.30

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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.