Home / 710,187,378-1,065,281,067-199,584,114

Finding the Fourth Proportional to 710,187,378, 1,065,281,067 and 199,584,114

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Solution

The fourth proportional to 710,187,378, 1,065,281,067 and 199,584,114 is: 299,376,171

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,187,378 : 1,065,281,067 = 199,584,114 : x
  2. Step 2: Convert to fraction form
    710,187,378/1,065,281,067 = 199,584,114/x
  3. Step 3: Cross multiply
    710,187,378x = 1,065,281,067 × 199,584,114
  4. Step 4: Simplify right side
    710,187,378x = 212,613,177,918,169,632
  5. Step 5: Solve for x
    x = 212,613,177,918,169,632/710,187,378
  6. Step 6: Final answer
    x = 299,376,171

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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.