Home / 1,060,128,000.30-1,590,192,000.45-413,895,744.30

Finding the Fourth Proportional to 1,060,128,000.30, 1,590,192,000.45 and 413,895,744.30

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Solution

The fourth proportional to 1,060,128,000.30, 1,590,192,000.45 and 413,895,744.30 is: 620,843,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,128,000.30 : 1,590,192,000.45 = 413,895,744.30 : x
  2. Step 2: Convert to fraction form
    1,060,128,000.30/1,590,192,000.45 = 413,895,744.30/x
  3. Step 3: Cross multiply
    1,060,128,000.30x = 1,590,192,000.45 × 413,895,744.30
  4. Step 4: Simplify right side
    1,060,128,000.30x = 658,173,701,606,158,720
  5. Step 5: Solve for x
    x = 658,173,701,606,158,720/1,060,128,000.30
  6. Step 6: Final answer
    x = 620,843,616.45

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1.5x scale

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.