Home / 72,987,633.99-100,712,100.26-44,329,567.50

Finding the Fourth Proportional to 72,987,633.99, 100,712,100.26 and 44,329,567.50

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Solution

The fourth proportional to 72,987,633.99, 100,712,100.26 and 44,329,567.50 is: 61,168,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,987,633.99 : 100,712,100.26 = 44,329,567.50 : x
  2. Step 2: Convert to fraction form
    72,987,633.99/100,712,100.26 = 44,329,567.50/x
  3. Step 3: Cross multiply
    72,987,633.99x = 100,712,100.26 × 44,329,567.50
  4. Step 4: Simplify right side
    72,987,633.99x = 4,464,523,846,653,261.50
  5. Step 5: Solve for x
    x = 4,464,523,846,653,261.50/72,987,633.99
  6. Step 6: Final answer
    x = 61,168,222.65

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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.