Home / 162,382,845.96-242,992,416.98-140,598,379.53

Finding the Fourth Proportional to 162,382,845.96, 242,992,416.98 and 140,598,379.53

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Solution

The fourth proportional to 162,382,845.96, 242,992,416.98 and 140,598,379.53 is: 210,393,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,382,845.96 : 242,992,416.98 = 140,598,379.53 : x
  2. Step 2: Convert to fraction form
    162,382,845.96/242,992,416.98 = 140,598,379.53/x
  3. Step 3: Cross multiply
    162,382,845.96x = 242,992,416.98 × 140,598,379.53
  4. Step 4: Simplify right side
    162,382,845.96x = 34,164,340,065,817,552
  5. Step 5: Solve for x
    x = 34,164,340,065,817,552/162,382,845.96
  6. Step 6: Final answer
    x = 210,393,775.67

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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.