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Finding the Fourth Proportional to 59,314,660.80, 88,860,016.80 and 30,462,590.40

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Solution

The fourth proportional to 59,314,660.80, 88,860,016.80 and 30,462,590.40 is: 45,636,378.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,314,660.80 : 88,860,016.80 = 30,462,590.40 : x
  2. Step 2: Convert to fraction form
    59,314,660.80/88,860,016.80 = 30,462,590.40/x
  3. Step 3: Cross multiply
    59,314,660.80x = 88,860,016.80 × 30,462,590.40
  4. Step 4: Simplify right side
    59,314,660.80x = 2,706,906,294,715,518.50
  5. Step 5: Solve for x
    x = 2,706,906,294,715,518.50/59,314,660.80
  6. Step 6: Final answer
    x = 45,636,378.23

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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.