Home / 1,118,757,312,001.70-1,678,135,968,002.60-1,001,211,065,857.70

Finding the Fourth Proportional to 1,118,757,312,001.70, 1,678,135,968,002.60 and 1,001,211,065,857.70

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Solution

The fourth proportional to 1,118,757,312,001.70, 1,678,135,968,002.60 and 1,001,211,065,857.70 is: 1,501,816,598,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,757,312,001.70 : 1,678,135,968,002.60 = 1,001,211,065,857.70 : x
  2. Step 2: Convert to fraction form
    1,118,757,312,001.70/1,678,135,968,002.60 = 1,001,211,065,857.70/x
  3. Step 3: Cross multiply
    1,118,757,312,001.70x = 1,678,135,968,002.60 × 1,001,211,065,857.70
  4. Step 4: Simplify right side
    1,118,757,312,001.70x = 1,680,168,301,178,026,377,347,072
  5. Step 5: Solve for x
    x = 1,680,168,301,178,026,377,347,072/1,118,757,312,001.70
  6. Step 6: Final answer
    x = 1,501,816,598,786.60

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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.