Home / 1,213,127,665,393.50-1,674,168,802,858.90-671,804,387,138.26

Finding the Fourth Proportional to 1,213,127,665,393.50, 1,674,168,802,858.90 and 671,804,387,138.26

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Solution

The fourth proportional to 1,213,127,665,393.50, 1,674,168,802,858.90 and 671,804,387,138.26 is: 927,119,196,647.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,127,665,393.50 : 1,674,168,802,858.90 = 671,804,387,138.26 : x
  2. Step 2: Convert to fraction form
    1,213,127,665,393.50/1,674,168,802,858.90 = 671,804,387,138.26/x
  3. Step 3: Cross multiply
    1,213,127,665,393.50x = 1,674,168,802,858.90 × 671,804,387,138.26
  4. Step 4: Simplify right side
    1,213,127,665,393.50x = 1,124,713,946,570,617,652,248,576
  5. Step 5: Solve for x
    x = 1,124,713,946,570,617,652,248,576/1,213,127,665,393.50
  6. Step 6: Final answer
    x = 927,119,196,647.61

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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.