Home / 252,271,806.70-378,407,710.05-248,870,584.30

Finding the Fourth Proportional to 252,271,806.70, 378,407,710.05 and 248,870,584.30

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Solution

The fourth proportional to 252,271,806.70, 378,407,710.05 and 248,870,584.30 is: 373,305,876.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,271,806.70 : 378,407,710.05 = 248,870,584.30 : x
  2. Step 2: Convert to fraction form
    252,271,806.70/378,407,710.05 = 248,870,584.30/x
  3. Step 3: Cross multiply
    252,271,806.70x = 378,407,710.05 × 248,870,584.30
  4. Step 4: Simplify right side
    252,271,806.70x = 94,174,547,903,768,496
  5. Step 5: Solve for x
    x = 94,174,547,903,768,496/252,271,806.70
  6. Step 6: Final answer
    x = 373,305,876.45

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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.