Home / 59,789,721.80-89,684,582.70-45,334,526.60

Finding the Fourth Proportional to 59,789,721.80, 89,684,582.70 and 45,334,526.60

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Solution

The fourth proportional to 59,789,721.80, 89,684,582.70 and 45,334,526.60 is: 68,001,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,789,721.80 : 89,684,582.70 = 45,334,526.60 : x
  2. Step 2: Convert to fraction form
    59,789,721.80/89,684,582.70 = 45,334,526.60/x
  3. Step 3: Cross multiply
    59,789,721.80x = 89,684,582.70 × 45,334,526.60
  4. Step 4: Simplify right side
    59,789,721.80x = 4,065,808,100,023,050
  5. Step 5: Solve for x
    x = 4,065,808,100,023,050/59,789,721.80
  6. Step 6: Final answer
    x = 68,001,789.90

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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.