Home / 2,160,601,248.18-2,981,632,747.99-1,170,526,665.18

Finding the Fourth Proportional to 2,160,601,248.18, 2,981,632,747.99 and 1,170,526,665.18

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Solution

The fourth proportional to 2,160,601,248.18, 2,981,632,747.99 and 1,170,526,665.18 is: 1,615,328,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,601,248.18 : 2,981,632,747.99 = 1,170,526,665.18 : x
  2. Step 2: Convert to fraction form
    2,160,601,248.18/2,981,632,747.99 = 1,170,526,665.18/x
  3. Step 3: Cross multiply
    2,160,601,248.18x = 2,981,632,747.99 × 1,170,526,665.18
  4. Step 4: Simplify right side
    2,160,601,248.18x = 3,490,080,637,306,544,128
  5. Step 5: Solve for x
    x = 3,490,080,637,306,544,128/2,160,601,248.18
  6. Step 6: Final answer
    x = 1,615,328,437.05

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Double scale
Find fourth proportional to 2,160,601,249.18, 2,981,632,749.37 and 1,170,526,666.18
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.