Home / 74,550,835.52-111,833,904.88-28,531,415.48

Finding the Fourth Proportional to 74,550,835.52, 111,833,904.88 and 28,531,415.48

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Solution

The fourth proportional to 74,550,835.52, 111,833,904.88 and 28,531,415.48 is: 42,800,051.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,550,835.52 : 111,833,904.88 = 28,531,415.48 : x
  2. Step 2: Convert to fraction form
    74,550,835.52/111,833,904.88 = 28,531,415.48/x
  3. Step 3: Cross multiply
    74,550,835.52x = 111,833,904.88 × 28,531,415.48
  4. Step 4: Simplify right side
    74,550,835.52x = 3,190,779,604,882,079.50
  5. Step 5: Solve for x
    x = 3,190,779,604,882,079.50/74,550,835.52
  6. Step 6: Final answer
    x = 42,800,051.57

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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.