Home / 679,533,291.54-1,019,134,301.76-188,233,801.74

Finding the Fourth Proportional to 679,533,291.54, 1,019,134,301.76 and 188,233,801.74

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Solution

The fourth proportional to 679,533,291.54, 1,019,134,301.76 and 188,233,801.74 is: 282,304,820.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,533,291.54 : 1,019,134,301.76 = 188,233,801.74 : x
  2. Step 2: Convert to fraction form
    679,533,291.54/1,019,134,301.76 = 188,233,801.74/x
  3. Step 3: Cross multiply
    679,533,291.54x = 1,019,134,301.76 × 188,233,801.74
  4. Step 4: Simplify right side
    679,533,291.54x = 191,835,524,103,925,184
  5. Step 5: Solve for x
    x = 191,835,524,103,925,184/679,533,291.54
  6. Step 6: Final answer
    x = 282,304,820.81

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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.