Home / 256,145,551.44-383,598,903.15-146,638,590.45

Finding the Fourth Proportional to 256,145,551.44, 383,598,903.15 and 146,638,590.45

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Solution

The fourth proportional to 256,145,551.44, 383,598,903.15 and 146,638,590.45 is: 219,603,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,145,551.44 : 383,598,903.15 = 146,638,590.45 : x
  2. Step 2: Convert to fraction form
    256,145,551.44/383,598,903.15 = 146,638,590.45/x
  3. Step 3: Cross multiply
    256,145,551.44x = 383,598,903.15 × 146,638,590.45
  4. Step 4: Simplify right side
    256,145,551.44x = 56,250,402,456,082,056
  5. Step 5: Solve for x
    x = 56,250,402,456,082,056/256,145,551.44
  6. Step 6: Final answer
    x = 219,603,276.89

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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.