Home / 114,447,007.90-171,670,511.85-78,167,302.30

Finding the Fourth Proportional to 114,447,007.90, 171,670,511.85 and 78,167,302.30

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Solution

The fourth proportional to 114,447,007.90, 171,670,511.85 and 78,167,302.30 is: 117,250,953.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,447,007.90 : 171,670,511.85 = 78,167,302.30 : x
  2. Step 2: Convert to fraction form
    114,447,007.90/171,670,511.85 = 78,167,302.30/x
  3. Step 3: Cross multiply
    114,447,007.90x = 171,670,511.85 × 78,167,302.30
  4. Step 4: Simplify right side
    114,447,007.90x = 13,419,020,795,774,682
  5. Step 5: Solve for x
    x = 13,419,020,795,774,682/114,447,007.90
  6. Step 6: Final answer
    x = 117,250,953.45

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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.