Home / 228,451,069.18-342,709,141.46-70,897,696.05

Finding the Fourth Proportional to 228,451,069.18, 342,709,141.46 and 70,897,696.05

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Solution

The fourth proportional to 228,451,069.18, 342,709,141.46 and 70,897,696.05 is: 106,356,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,451,069.18 : 342,709,141.46 = 70,897,696.05 : x
  2. Step 2: Convert to fraction form
    228,451,069.18/342,709,141.46 = 70,897,696.05/x
  3. Step 3: Cross multiply
    228,451,069.18x = 342,709,141.46 × 70,897,696.05
  4. Step 4: Simplify right side
    228,451,069.18x = 24,297,288,544,787,532
  5. Step 5: Solve for x
    x = 24,297,288,544,787,532/228,451,069.18
  6. Step 6: Final answer
    x = 106,356,641.85

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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.