Home / 607,392,153.60-911,088,230.40-400,767,892.80

Finding the Fourth Proportional to 607,392,153.60, 911,088,230.40 and 400,767,892.80

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Solution

The fourth proportional to 607,392,153.60, 911,088,230.40 and 400,767,892.80 is: 601,151,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,392,153.60 : 911,088,230.40 = 400,767,892.80 : x
  2. Step 2: Convert to fraction form
    607,392,153.60/911,088,230.40 = 400,767,892.80/x
  3. Step 3: Cross multiply
    607,392,153.60x = 911,088,230.40 × 400,767,892.80
  4. Step 4: Simplify right side
    607,392,153.60x = 365,134,910,252,288,896
  5. Step 5: Solve for x
    x = 365,134,910,252,288,896/607,392,153.60
  6. Step 6: Final answer
    x = 601,151,839.20

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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.