Home / 400,393,073.88-552,548,146.02-230,843,957.51

Finding the Fourth Proportional to 400,393,073.88, 552,548,146.02 and 230,843,957.51

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Solution

The fourth proportional to 400,393,073.88, 552,548,146.02 and 230,843,957.51 is: 318,567,950.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,393,073.88 : 552,548,146.02 = 230,843,957.51 : x
  2. Step 2: Convert to fraction form
    400,393,073.88/552,548,146.02 = 230,843,957.51/x
  3. Step 3: Cross multiply
    400,393,073.88x = 552,548,146.02 × 230,843,957.51
  4. Step 4: Simplify right side
    400,393,073.88x = 127,552,400,742,070,144
  5. Step 5: Solve for x
    x = 127,552,400,742,070,144/400,393,073.88
  6. Step 6: Final answer
    x = 318,567,950.00

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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.