Home / 114,447,110.90-171,670,666.35-78,167,405.30

Finding the Fourth Proportional to 114,447,110.90, 171,670,666.35 and 78,167,405.30

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Solution

The fourth proportional to 114,447,110.90, 171,670,666.35 and 78,167,405.30 is: 117,251,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,447,110.90 : 171,670,666.35 = 78,167,405.30 : x
  2. Step 2: Convert to fraction form
    114,447,110.90/171,670,666.35 = 78,167,405.30/x
  3. Step 3: Cross multiply
    114,447,110.90x = 171,670,666.35 × 78,167,405.30
  4. Step 4: Simplify right side
    114,447,110.90x = 13,419,050,554,701,520
  5. Step 5: Solve for x
    x = 13,419,050,554,701,520/114,447,110.90
  6. Step 6: Final answer
    x = 117,251,107.95

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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.