Home / 1,177,544,216.95-1,625,021,694-648,927,144.25

Finding the Fourth Proportional to 1,177,544,216.95, 1,625,021,694 and 648,927,144.25

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Solution

The fourth proportional to 1,177,544,216.95, 1,625,021,694 and 648,927,144.25 is: 895,525,341.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,544,216.95 : 1,625,021,694 = 648,927,144.25 : x
  2. Step 2: Convert to fraction form
    1,177,544,216.95/1,625,021,694 = 648,927,144.25/x
  3. Step 3: Cross multiply
    1,177,544,216.95x = 1,625,021,694 × 648,927,144.25
  4. Step 4: Simplify right side
    1,177,544,216.95x = 1,054,520,687,227,654,656
  5. Step 5: Solve for x
    x = 1,054,520,687,227,654,656/1,177,544,216.95
  6. Step 6: Final answer
    x = 895,525,341.68

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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.