Home / 383,457,764.40-575,186,646.60-322,235,761.20

Finding the Fourth Proportional to 383,457,764.40, 575,186,646.60 and 322,235,761.20

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Solution

The fourth proportional to 383,457,764.40, 575,186,646.60 and 322,235,761.20 is: 483,353,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,457,764.40 : 575,186,646.60 = 322,235,761.20 : x
  2. Step 2: Convert to fraction form
    383,457,764.40/575,186,646.60 = 322,235,761.20/x
  3. Step 3: Cross multiply
    383,457,764.40x = 575,186,646.60 × 322,235,761.20
  4. Step 4: Simplify right side
    383,457,764.40x = 185,345,706,899,226,400
  5. Step 5: Solve for x
    x = 185,345,706,899,226,400/383,457,764.40
  6. Step 6: Final answer
    x = 483,353,641.80

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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.