Home / 1,195,365,512.30-1,649,610,136.40-659,517,150.24

Finding the Fourth Proportional to 1,195,365,512.30, 1,649,610,136.40 and 659,517,150.24

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Solution

The fourth proportional to 1,195,365,512.30, 1,649,610,136.40 and 659,517,150.24 is: 910,136,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,365,512.30 : 1,649,610,136.40 = 659,517,150.24 : x
  2. Step 2: Convert to fraction form
    1,195,365,512.30/1,649,610,136.40 = 659,517,150.24/x
  3. Step 3: Cross multiply
    1,195,365,512.30x = 1,649,610,136.40 × 659,517,150.24
  4. Step 4: Simplify right side
    1,195,365,512.30x = 1,087,946,176,162,248,064
  5. Step 5: Solve for x
    x = 1,087,946,176,162,248,064/1,195,365,512.30
  6. Step 6: Final answer
    x = 910,136,828.42

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.