Home / 153,245,095.20-229,867,642.80-136,616,896.80

Finding the Fourth Proportional to 153,245,095.20, 229,867,642.80 and 136,616,896.80

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Solution

The fourth proportional to 153,245,095.20, 229,867,642.80 and 136,616,896.80 is: 204,925,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,245,095.20 : 229,867,642.80 = 136,616,896.80 : x
  2. Step 2: Convert to fraction form
    153,245,095.20/229,867,642.80 = 136,616,896.80/x
  3. Step 3: Cross multiply
    153,245,095.20x = 229,867,642.80 × 136,616,896.80
  4. Step 4: Simplify right side
    153,245,095.20x = 31,403,804,034,066,868
  5. Step 5: Solve for x
    x = 31,403,804,034,066,868/153,245,095.20
  6. Step 6: Final answer
    x = 204,925,345.20

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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.