Home / 127,303,054.68-175,679,796.83-77,066,608.08

Finding the Fourth Proportional to 127,303,054.68, 175,679,796.83 and 77,066,608.08

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Solution

The fourth proportional to 127,303,054.68, 175,679,796.83 and 77,066,608.08 is: 106,352,876.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,303,054.68 : 175,679,796.83 = 77,066,608.08 : x
  2. Step 2: Convert to fraction form
    127,303,054.68/175,679,796.83 = 77,066,608.08/x
  3. Step 3: Cross multiply
    127,303,054.68x = 175,679,796.83 × 77,066,608.08
  4. Step 4: Simplify right side
    127,303,054.68x = 13,539,046,050,084,554
  5. Step 5: Solve for x
    x = 13,539,046,050,084,554/127,303,054.68
  6. Step 6: Final answer
    x = 106,352,876.49

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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.