Home / 53,588,030.20-80,382,045.30-53,140,132.60

Finding the Fourth Proportional to 53,588,030.20, 80,382,045.30 and 53,140,132.60

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Solution

The fourth proportional to 53,588,030.20, 80,382,045.30 and 53,140,132.60 is: 79,710,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,588,030.20 : 80,382,045.30 = 53,140,132.60 : x
  2. Step 2: Convert to fraction form
    53,588,030.20/80,382,045.30 = 53,140,132.60/x
  3. Step 3: Cross multiply
    53,588,030.20x = 80,382,045.30 × 53,140,132.60
  4. Step 4: Simplify right side
    53,588,030.20x = 4,271,512,545,901,206.50
  5. Step 5: Solve for x
    x = 4,271,512,545,901,206.50/53,588,030.20
  6. Step 6: Final answer
    x = 79,710,198.90

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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.