Home / 1,786,190,281.74-2,464,944,615.41-993,219,234.93

Finding the Fourth Proportional to 1,786,190,281.74, 2,464,944,615.41 and 993,219,234.93

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Solution

The fourth proportional to 1,786,190,281.74, 2,464,944,615.41 and 993,219,234.93 is: 1,370,643,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,190,281.74 : 2,464,944,615.41 = 993,219,234.93 : x
  2. Step 2: Convert to fraction form
    1,786,190,281.74/2,464,944,615.41 = 993,219,234.93/x
  3. Step 3: Cross multiply
    1,786,190,281.74x = 2,464,944,615.41 × 993,219,234.93
  4. Step 4: Simplify right side
    1,786,190,281.74x = 2,448,230,405,057,377,280
  5. Step 5: Solve for x
    x = 2,448,230,405,057,377,280/1,786,190,281.74
  6. Step 6: Final answer
    x = 1,370,643,671.11

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Double scale
Find fourth proportional to 1,786,190,282.74, 2,464,944,616.79 and 993,219,235.93
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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.