Home / 45,948,779.70-68,923,169.55-40,280,075.70

Finding the Fourth Proportional to 45,948,779.70, 68,923,169.55 and 40,280,075.70

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Solution

The fourth proportional to 45,948,779.70, 68,923,169.55 and 40,280,075.70 is: 60,420,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,948,779.70 : 68,923,169.55 = 40,280,075.70 : x
  2. Step 2: Convert to fraction form
    45,948,779.70/68,923,169.55 = 40,280,075.70/x
  3. Step 3: Cross multiply
    45,948,779.70x = 68,923,169.55 × 40,280,075.70
  4. Step 4: Simplify right side
    45,948,779.70x = 2,776,230,486,957,935
  5. Step 5: Solve for x
    x = 2,776,230,486,957,935/45,948,779.70
  6. Step 6: Final answer
    x = 60,420,113.55

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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.