Home / 258,723,133,034.10-388,084,699,551.15-258,723,133,034.10

Finding the Fourth Proportional to 258,723,133,034.10, 388,084,699,551.15 and 258,723,133,034.10

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Solution

The fourth proportional to 258,723,133,034.10, 388,084,699,551.15 and 258,723,133,034.10 is: 388,084,699,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,723,133,034.10 : 388,084,699,551.15 = 258,723,133,034.10 : x
  2. Step 2: Convert to fraction form
    258,723,133,034.10/388,084,699,551.15 = 258,723,133,034.10/x
  3. Step 3: Cross multiply
    258,723,133,034.10x = 388,084,699,551.15 × 258,723,133,034.10
  4. Step 4: Simplify right side
    258,723,133,034.10x = 100,406,489,350,470,920,830,976
  5. Step 5: Solve for x
    x = 100,406,489,350,470,920,830,976/258,723,133,034.10
  6. Step 6: Final answer
    x = 388,084,699,551.15

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Double scale
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1.5x scale

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.