Home / 79,041,877.87-118,698,499.50-48,515,710

Finding the Fourth Proportional to 79,041,877.87, 118,698,499.50 and 48,515,710

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Solution

The fourth proportional to 79,041,877.87, 118,698,499.50 and 48,515,710 is: 72,856,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,041,877.87 : 118,698,499.50 = 48,515,710 : x
  2. Step 2: Convert to fraction form
    79,041,877.87/118,698,499.50 = 48,515,710/x
  3. Step 3: Cross multiply
    79,041,877.87x = 118,698,499.50 × 48,515,710
  4. Step 4: Simplify right side
    79,041,877.87x = 5,758,741,979,177,145
  5. Step 5: Solve for x
    x = 5,758,741,979,177,145/79,041,877.87
  6. Step 6: Final answer
    x = 72,856,846.70

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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.