Home / 1,105,181,634.39-1,525,142,759.05-603,390,401.65

Finding the Fourth Proportional to 1,105,181,634.39, 1,525,142,759.05 and 603,390,401.65

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Solution

The fourth proportional to 1,105,181,634.39, 1,525,142,759.05 and 603,390,401.65 is: 832,674,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,181,634.39 : 1,525,142,759.05 = 603,390,401.65 : x
  2. Step 2: Convert to fraction form
    1,105,181,634.39/1,525,142,759.05 = 603,390,401.65/x
  3. Step 3: Cross multiply
    1,105,181,634.39x = 1,525,142,759.05 × 603,390,401.65
  4. Step 4: Simplify right side
    1,105,181,634.39x = 920,256,501,959,399,168
  5. Step 5: Solve for x
    x = 920,256,501,959,399,168/1,105,181,634.39
  6. Step 6: Final answer
    x = 832,674,443.12

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Double scale
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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.