Home / 17,281,091,036.70-25,921,636,555.05-12,927,526,364.70

Finding the Fourth Proportional to 17,281,091,036.70, 25,921,636,555.05 and 12,927,526,364.70

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Solution

The fourth proportional to 17,281,091,036.70, 25,921,636,555.05 and 12,927,526,364.70 is: 19,391,289,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,281,091,036.70 : 25,921,636,555.05 = 12,927,526,364.70 : x
  2. Step 2: Convert to fraction form
    17,281,091,036.70/25,921,636,555.05 = 12,927,526,364.70/x
  3. Step 3: Cross multiply
    17,281,091,036.70x = 25,921,636,555.05 × 12,927,526,364.70
  4. Step 4: Simplify right side
    17,281,091,036.70x = 335,102,639,981,580,189,696
  5. Step 5: Solve for x
    x = 335,102,639,981,580,189,696/17,281,091,036.70
  6. Step 6: Final answer
    x = 19,391,289,547.05

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Double scale
Find fourth proportional to 17,281,091,037.70, 25,921,636,556.55 and 12,927,526,365.70
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.