Home / 325,532,582.40-449,353,065.60-215,559,724.80

Finding the Fourth Proportional to 325,532,582.40, 449,353,065.60 and 215,559,724.80

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Solution

The fourth proportional to 325,532,582.40, 449,353,065.60 and 215,559,724.80 is: 297,550,624.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,532,582.40 : 449,353,065.60 = 215,559,724.80 : x
  2. Step 2: Convert to fraction form
    325,532,582.40/449,353,065.60 = 215,559,724.80/x
  3. Step 3: Cross multiply
    325,532,582.40x = 449,353,065.60 × 215,559,724.80
  4. Step 4: Simplify right side
    325,532,582.40x = 96,862,423,158,772,352
  5. Step 5: Solve for x
    x = 96,862,423,158,772,352/325,532,582.40
  6. Step 6: Final answer
    x = 297,550,624.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.