Home / 472,416,272.20-708,624,408.30-264,941,705.80

Finding the Fourth Proportional to 472,416,272.20, 708,624,408.30 and 264,941,705.80

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Solution

The fourth proportional to 472,416,272.20, 708,624,408.30 and 264,941,705.80 is: 397,412,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,416,272.20 : 708,624,408.30 = 264,941,705.80 : x
  2. Step 2: Convert to fraction form
    472,416,272.20/708,624,408.30 = 264,941,705.80/x
  3. Step 3: Cross multiply
    472,416,272.20x = 708,624,408.30 × 264,941,705.80
  4. Step 4: Simplify right side
    472,416,272.20x = 187,744,159,506,517,664
  5. Step 5: Solve for x
    x = 187,744,159,506,517,664/472,416,272.20
  6. Step 6: Final answer
    x = 397,412,558.70

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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.