Home / 115,054,106.37-158,773,617.23-62,843,127.59

Finding the Fourth Proportional to 115,054,106.37, 158,773,617.23 and 62,843,127.59

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Solution

The fourth proportional to 115,054,106.37, 158,773,617.23 and 62,843,127.59 is: 86,722,942.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,054,106.37 : 158,773,617.23 = 62,843,127.59 : x
  2. Step 2: Convert to fraction form
    115,054,106.37/158,773,617.23 = 62,843,127.59/x
  3. Step 3: Cross multiply
    115,054,106.37x = 158,773,617.23 × 62,843,127.59
  4. Step 4: Simplify right side
    115,054,106.37x = 9,977,830,684,402,628
  5. Step 5: Solve for x
    x = 9,977,830,684,402,628/115,054,106.37
  6. Step 6: Final answer
    x = 86,722,942.79

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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.