Home / 153,290,631,398.17-229,944,067,514.67-47,245,533,769.22

Finding the Fourth Proportional to 153,290,631,398.17, 229,944,067,514.67 and 47,245,533,769.22

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Solution

The fourth proportional to 153,290,631,398.17, 229,944,067,514.67 and 47,245,533,769.22 is: 70,870,803,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,290,631,398.17 : 229,944,067,514.67 = 47,245,533,769.22 : x
  2. Step 2: Convert to fraction form
    153,290,631,398.17/229,944,067,514.67 = 47,245,533,769.22/x
  3. Step 3: Cross multiply
    153,290,631,398.17x = 229,944,067,514.67 × 47,245,533,769.22
  4. Step 4: Simplify right side
    153,290,631,398.17x = 10,863,830,206,794,994,548,736
  5. Step 5: Solve for x
    x = 10,863,830,206,794,994,548,736/153,290,631,398.17
  6. Step 6: Final answer
    x = 70,870,803,438.58

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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.