Home / 1,146,612,189.92-1,582,300,021.13-663,824,499.83

Finding the Fourth Proportional to 1,146,612,189.92, 1,582,300,021.13 and 663,824,499.83

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Solution

The fourth proportional to 1,146,612,189.92, 1,582,300,021.13 and 663,824,499.83 is: 916,063,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,612,189.92 : 1,582,300,021.13 = 663,824,499.83 : x
  2. Step 2: Convert to fraction form
    1,146,612,189.92/1,582,300,021.13 = 663,824,499.83/x
  3. Step 3: Cross multiply
    1,146,612,189.92x = 1,582,300,021.13 × 663,824,499.83
  4. Step 4: Simplify right side
    1,146,612,189.92x = 1,050,369,520,104,862,080
  5. Step 5: Solve for x
    x = 1,050,369,520,104,862,080/1,146,612,189.92
  6. Step 6: Final answer
    x = 916,063,451.39

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Double scale
Find fourth proportional to 1,146,612,190.92, 1,582,300,022.51 and 663,824,500.83
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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.