Home / 882,136,141.80-1,323,204,212.70-868,531,252.20

Finding the Fourth Proportional to 882,136,141.80, 1,323,204,212.70 and 868,531,252.20

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Solution

The fourth proportional to 882,136,141.80, 1,323,204,212.70 and 868,531,252.20 is: 1,302,796,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,136,141.80 : 1,323,204,212.70 = 868,531,252.20 : x
  2. Step 2: Convert to fraction form
    882,136,141.80/1,323,204,212.70 = 868,531,252.20/x
  3. Step 3: Cross multiply
    882,136,141.80x = 1,323,204,212.70 × 868,531,252.20
  4. Step 4: Simplify right side
    882,136,141.80x = 1,149,244,211,772,646,272
  5. Step 5: Solve for x
    x = 1,149,244,211,772,646,272/882,136,141.80
  6. Step 6: Final answer
    x = 1,302,796,878.30

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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.