Home / 124,578,090.40-186,867,135.60-63,356,087.20

Finding the Fourth Proportional to 124,578,090.40, 186,867,135.60 and 63,356,087.20

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Solution

The fourth proportional to 124,578,090.40, 186,867,135.60 and 63,356,087.20 is: 95,034,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,578,090.40 : 186,867,135.60 = 63,356,087.20 : x
  2. Step 2: Convert to fraction form
    124,578,090.40/186,867,135.60 = 63,356,087.20/x
  3. Step 3: Cross multiply
    124,578,090.40x = 186,867,135.60 × 63,356,087.20
  4. Step 4: Simplify right side
    124,578,090.40x = 11,839,170,537,887,824
  5. Step 5: Solve for x
    x = 11,839,170,537,887,824/124,578,090.40
  6. Step 6: Final answer
    x = 95,034,130.80

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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.