Home / 990,282,023.10-1,485,423,034.65-531,116,999.10

Finding the Fourth Proportional to 990,282,023.10, 1,485,423,034.65 and 531,116,999.10

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Solution

The fourth proportional to 990,282,023.10, 1,485,423,034.65 and 531,116,999.10 is: 796,675,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,282,023.10 : 1,485,423,034.65 = 531,116,999.10 : x
  2. Step 2: Convert to fraction form
    990,282,023.10/1,485,423,034.65 = 531,116,999.10/x
  3. Step 3: Cross multiply
    990,282,023.10x = 1,485,423,034.65 × 531,116,999.10
  4. Step 4: Simplify right side
    990,282,023.10x = 788,933,424,557,323,392
  5. Step 5: Solve for x
    x = 788,933,424,557,323,392/990,282,023.10
  6. Step 6: Final answer
    x = 796,675,498.65

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Double scale
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Similar ratio
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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.