Home / 356,440,274,387.72-534,880,327,634.40-165,176,661,688.20

Finding the Fourth Proportional to 356,440,274,387.72, 534,880,327,634.40 and 165,176,661,688.20

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Solution

The fourth proportional to 356,440,274,387.72, 534,880,327,634.40 and 165,176,661,688.20 is: 247,866,903,012.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,440,274,387.72 : 534,880,327,634.40 = 165,176,661,688.20 : x
  2. Step 2: Convert to fraction form
    356,440,274,387.72/534,880,327,634.40 = 165,176,661,688.20/x
  3. Step 3: Cross multiply
    356,440,274,387.72x = 534,880,327,634.40 × 165,176,661,688.20
  4. Step 4: Simplify right side
    356,440,274,387.72x = 88,349,746,921,340,869,279,744
  5. Step 5: Solve for x
    x = 88,349,746,921,340,869,279,744/356,440,274,387.72
  6. Step 6: Final answer
    x = 247,866,903,012.31

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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.