Home / 52,346,141.40-78,519,212.10-29,387,890.20

Finding the Fourth Proportional to 52,346,141.40, 78,519,212.10 and 29,387,890.20

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Solution

The fourth proportional to 52,346,141.40, 78,519,212.10 and 29,387,890.20 is: 44,081,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,346,141.40 : 78,519,212.10 = 29,387,890.20 : x
  2. Step 2: Convert to fraction form
    52,346,141.40/78,519,212.10 = 29,387,890.20/x
  3. Step 3: Cross multiply
    52,346,141.40x = 78,519,212.10 × 29,387,890.20
  4. Step 4: Simplify right side
    52,346,141.40x = 2,307,513,983,785,311
  5. Step 5: Solve for x
    x = 2,307,513,983,785,311/52,346,141.40
  6. Step 6: Final answer
    x = 44,081,835.30

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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.