Home / 545,198,132,856.48-817,813,859,703.06-187,045,082,553.32

Finding the Fourth Proportional to 545,198,132,856.48, 817,813,859,703.06 and 187,045,082,553.32

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Solution

The fourth proportional to 545,198,132,856.48, 817,813,859,703.06 and 187,045,082,553.32 is: 280,573,339,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,198,132,856.48 : 817,813,859,703.06 = 187,045,082,553.32 : x
  2. Step 2: Convert to fraction form
    545,198,132,856.48/817,813,859,703.06 = 187,045,082,553.32/x
  3. Step 3: Cross multiply
    545,198,132,856.48x = 817,813,859,703.06 × 187,045,082,553.32
  4. Step 4: Simplify right side
    545,198,132,856.48x = 152,968,060,901,408,146,194,432
  5. Step 5: Solve for x
    x = 152,968,060,901,408,146,194,432/545,198,132,856.48
  6. Step 6: Final answer
    x = 280,573,339,640.68

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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.