Home / 2,154,102,672.80-3,231,154,009.20-843,569,166.80

Finding the Fourth Proportional to 2,154,102,672.80, 3,231,154,009.20 and 843,569,166.80

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Solution

The fourth proportional to 2,154,102,672.80, 3,231,154,009.20 and 843,569,166.80 is: 1,265,353,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,102,672.80 : 3,231,154,009.20 = 843,569,166.80 : x
  2. Step 2: Convert to fraction form
    2,154,102,672.80/3,231,154,009.20 = 843,569,166.80/x
  3. Step 3: Cross multiply
    2,154,102,672.80x = 3,231,154,009.20 × 843,569,166.80
  4. Step 4: Simplify right side
    2,154,102,672.80x = 2,725,701,895,343,323,136
  5. Step 5: Solve for x
    x = 2,725,701,895,343,323,136/2,154,102,672.80
  6. Step 6: Final answer
    x = 1,265,353,750.20

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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.