Home / 347,751,251.70-521,626,877.55-245,714,579.70

Finding the Fourth Proportional to 347,751,251.70, 521,626,877.55 and 245,714,579.70

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Solution

The fourth proportional to 347,751,251.70, 521,626,877.55 and 245,714,579.70 is: 368,571,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,751,251.70 : 521,626,877.55 = 245,714,579.70 : x
  2. Step 2: Convert to fraction form
    347,751,251.70/521,626,877.55 = 245,714,579.70/x
  3. Step 3: Cross multiply
    347,751,251.70x = 521,626,877.55 × 245,714,579.70
  4. Step 4: Simplify right side
    347,751,251.70x = 128,171,328,977,421,616
  5. Step 5: Solve for x
    x = 128,171,328,977,421,616/347,751,251.70
  6. Step 6: Final answer
    x = 368,571,869.55

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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.