Home / 406,713,601.25-561,326,121.80-248,035,781.39

Finding the Fourth Proportional to 406,713,601.25, 561,326,121.80 and 248,035,781.39

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Solution

The fourth proportional to 406,713,601.25, 561,326,121.80 and 248,035,781.39 is: 342,326,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,713,601.25 : 561,326,121.80 = 248,035,781.39 : x
  2. Step 2: Convert to fraction form
    406,713,601.25/561,326,121.80 = 248,035,781.39/x
  3. Step 3: Cross multiply
    406,713,601.25x = 561,326,121.80 × 248,035,781.39
  4. Step 4: Simplify right side
    406,713,601.25x = 139,228,963,231,234,480
  5. Step 5: Solve for x
    x = 139,228,963,231,234,480/406,713,601.25
  6. Step 6: Final answer
    x = 342,326,794.10

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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.