Home / 827,431,907.68-1,141,864,833.54-456,167,225.08

Finding the Fourth Proportional to 827,431,907.68, 1,141,864,833.54 and 456,167,225.08

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Solution

The fourth proportional to 827,431,907.68, 1,141,864,833.54 and 456,167,225.08 is: 629,515,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,431,907.68 : 1,141,864,833.54 = 456,167,225.08 : x
  2. Step 2: Convert to fraction form
    827,431,907.68/1,141,864,833.54 = 456,167,225.08/x
  3. Step 3: Cross multiply
    827,431,907.68x = 1,141,864,833.54 × 456,167,225.08
  4. Step 4: Simplify right side
    827,431,907.68x = 520,881,312,532,377,856
  5. Step 5: Solve for x
    x = 520,881,312,532,377,856/827,431,907.68
  6. Step 6: Final answer
    x = 629,515,622.61

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Double scale
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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.