Home / 205,402,290.18-283,485,583.22-130,055,621.29

Finding the Fourth Proportional to 205,402,290.18, 283,485,583.22 and 130,055,621.29

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Solution

The fourth proportional to 205,402,290.18, 283,485,583.22 and 130,055,621.29 is: 179,496,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,402,290.18 : 283,485,583.22 = 130,055,621.29 : x
  2. Step 2: Convert to fraction form
    205,402,290.18/283,485,583.22 = 130,055,621.29/x
  3. Step 3: Cross multiply
    205,402,290.18x = 283,485,583.22 × 130,055,621.29
  4. Step 4: Simplify right side
    205,402,290.18x = 36,868,893,651,076,104
  5. Step 5: Solve for x
    x = 36,868,893,651,076,104/205,402,290.18
  6. Step 6: Final answer
    x = 179,496,020.32

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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.