Home / 499,736,008.60-749,604,012.90-295,158,779.80

Finding the Fourth Proportional to 499,736,008.60, 749,604,012.90 and 295,158,779.80

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Solution

The fourth proportional to 499,736,008.60, 749,604,012.90 and 295,158,779.80 is: 442,738,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,736,008.60 : 749,604,012.90 = 295,158,779.80 : x
  2. Step 2: Convert to fraction form
    499,736,008.60/749,604,012.90 = 295,158,779.80/x
  3. Step 3: Cross multiply
    499,736,008.60x = 749,604,012.90 × 295,158,779.80
  4. Step 4: Simplify right side
    499,736,008.60x = 221,252,205,780,747,456
  5. Step 5: Solve for x
    x = 221,252,205,780,747,456/499,736,008.60
  6. Step 6: Final answer
    x = 442,738,169.70

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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.