Home / 220,051,405.20-330,077,107.80-58,493,341.20

Finding the Fourth Proportional to 220,051,405.20, 330,077,107.80 and 58,493,341.20

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Solution

The fourth proportional to 220,051,405.20, 330,077,107.80 and 58,493,341.20 is: 87,740,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,051,405.20 : 330,077,107.80 = 58,493,341.20 : x
  2. Step 2: Convert to fraction form
    220,051,405.20/330,077,107.80 = 58,493,341.20/x
  3. Step 3: Cross multiply
    220,051,405.20x = 330,077,107.80 × 58,493,341.20
  4. Step 4: Simplify right side
    220,051,405.20x = 19,307,312,888,854,584
  5. Step 5: Solve for x
    x = 19,307,312,888,854,584/220,051,405.20
  6. Step 6: Final answer
    x = 87,740,011.80

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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.