Home / 191,770,202.31-287,860,008.11-82,649,225.67

Finding the Fourth Proportional to 191,770,202.31, 287,860,008.11 and 82,649,225.67

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Solution

The fourth proportional to 191,770,202.31, 287,860,008.11 and 82,649,225.67 is: 124,062,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,770,202.31 : 287,860,008.11 = 82,649,225.67 : x
  2. Step 2: Convert to fraction form
    191,770,202.31/287,860,008.11 = 82,649,225.67/x
  3. Step 3: Cross multiply
    191,770,202.31x = 287,860,008.11 × 82,649,225.67
  4. Step 4: Simplify right side
    191,770,202.31x = 23,791,406,771,238,176
  5. Step 5: Solve for x
    x = 23,791,406,771,238,176/191,770,202.31
  6. Step 6: Final answer
    x = 124,062,062.22

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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.