Home / 340,723,091.38-470,585,721.84-229,020,001.24

Finding the Fourth Proportional to 340,723,091.38, 470,585,721.84 and 229,020,001.24

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Solution

The fourth proportional to 340,723,091.38, 470,585,721.84 and 229,020,001.24 is: 316,308,302.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,723,091.38 : 470,585,721.84 = 229,020,001.24 : x
  2. Step 2: Convert to fraction form
    340,723,091.38/470,585,721.84 = 229,020,001.24/x
  3. Step 3: Cross multiply
    340,723,091.38x = 470,585,721.84 × 229,020,001.24
  4. Step 4: Simplify right side
    340,723,091.38x = 107,773,542,599,323,088
  5. Step 5: Solve for x
    x = 107,773,542,599,323,088/340,723,091.38
  6. Step 6: Final answer
    x = 316,308,302.33

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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.