Home / 254,590,129,108.80-381,885,193,663.20-105,480,539,092.80

Finding the Fourth Proportional to 254,590,129,108.80, 381,885,193,663.20 and 105,480,539,092.80

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Solution

The fourth proportional to 254,590,129,108.80, 381,885,193,663.20 and 105,480,539,092.80 is: 158,220,808,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,590,129,108.80 : 381,885,193,663.20 = 105,480,539,092.80 : x
  2. Step 2: Convert to fraction form
    254,590,129,108.80/381,885,193,663.20 = 105,480,539,092.80/x
  3. Step 3: Cross multiply
    254,590,129,108.80x = 381,885,193,663.20 × 105,480,539,092.80
  4. Step 4: Simplify right side
    254,590,129,108.80x = 40,281,456,099,152,669,704,192
  5. Step 5: Solve for x
    x = 40,281,456,099,152,669,704,192/254,590,129,108.80
  6. Step 6: Final answer
    x = 158,220,808,639.20

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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.