Home / 397,527,237.96-596,563,234.23-138,742,458.14

Finding the Fourth Proportional to 397,527,237.96, 596,563,234.23 and 138,742,458.14

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Solution

The fourth proportional to 397,527,237.96, 596,563,234.23 and 138,742,458.14 is: 208,208,750.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,527,237.96 : 596,563,234.23 = 138,742,458.14 : x
  2. Step 2: Convert to fraction form
    397,527,237.96/596,563,234.23 = 138,742,458.14/x
  3. Step 3: Cross multiply
    397,527,237.96x = 596,563,234.23 × 138,742,458.14
  4. Step 4: Simplify right side
    397,527,237.96x = 82,768,649,550,035,968
  5. Step 5: Solve for x
    x = 82,768,649,550,035,968/397,527,237.96
  6. Step 6: Final answer
    x = 208,208,750.61

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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.