Home / 65,308,234.16-97,976,522.64-19,868,847.68

Finding the Fourth Proportional to 65,308,234.16, 97,976,522.64 and 19,868,847.68

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Solution

The fourth proportional to 65,308,234.16, 97,976,522.64 and 19,868,847.68 is: 29,807,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,308,234.16 : 97,976,522.64 = 19,868,847.68 : x
  2. Step 2: Convert to fraction form
    65,308,234.16/97,976,522.64 = 19,868,847.68/x
  3. Step 3: Cross multiply
    65,308,234.16x = 97,976,522.64 × 19,868,847.68
  4. Step 4: Simplify right side
    65,308,234.16x = 1,946,680,604,550,231.50
  5. Step 5: Solve for x
    x = 1,946,680,604,550,231.50/65,308,234.16
  6. Step 6: Final answer
    x = 29,807,582.91

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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.