Home / 332,135,885.60-498,203,828.40-127,670,631.20

Finding the Fourth Proportional to 332,135,885.60, 498,203,828.40 and 127,670,631.20

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Solution

The fourth proportional to 332,135,885.60, 498,203,828.40 and 127,670,631.20 is: 191,505,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,135,885.60 : 498,203,828.40 = 127,670,631.20 : x
  2. Step 2: Convert to fraction form
    332,135,885.60/498,203,828.40 = 127,670,631.20/x
  3. Step 3: Cross multiply
    332,135,885.60x = 498,203,828.40 × 127,670,631.20
  4. Step 4: Simplify right side
    332,135,885.60x = 63,605,997,238,084,488
  5. Step 5: Solve for x
    x = 63,605,997,238,084,488/332,135,885.60
  6. Step 6: Final answer
    x = 191,505,946.80

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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.