Home / 440,303,495.60-660,455,243.40-181,385,440.40

Finding the Fourth Proportional to 440,303,495.60, 660,455,243.40 and 181,385,440.40

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Solution

The fourth proportional to 440,303,495.60, 660,455,243.40 and 181,385,440.40 is: 272,078,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,303,495.60 : 660,455,243.40 = 181,385,440.40 : x
  2. Step 2: Convert to fraction form
    440,303,495.60/660,455,243.40 = 181,385,440.40/x
  3. Step 3: Cross multiply
    440,303,495.60x = 660,455,243.40 × 181,385,440.40
  4. Step 4: Simplify right side
    440,303,495.60x = 119,796,965,188,598,192
  5. Step 5: Solve for x
    x = 119,796,965,188,598,192/440,303,495.60
  6. Step 6: Final answer
    x = 272,078,160.60

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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.