Home / 53,108,833.80-79,663,250.70-52,353,006.60

Finding the Fourth Proportional to 53,108,833.80, 79,663,250.70 and 52,353,006.60

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Solution

The fourth proportional to 53,108,833.80, 79,663,250.70 and 52,353,006.60 is: 78,529,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,108,833.80 : 79,663,250.70 = 52,353,006.60 : x
  2. Step 2: Convert to fraction form
    53,108,833.80/79,663,250.70 = 52,353,006.60/x
  3. Step 3: Cross multiply
    53,108,833.80x = 79,663,250.70 × 52,353,006.60
  4. Step 4: Simplify right side
    53,108,833.80x = 4,170,610,689,674,555
  5. Step 5: Solve for x
    x = 4,170,610,689,674,555/53,108,833.80
  6. Step 6: Final answer
    x = 78,529,509.90

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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.