Home / 590,980,128.60-886,470,192.90-346,092,115.80

Finding the Fourth Proportional to 590,980,128.60, 886,470,192.90 and 346,092,115.80

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Solution

The fourth proportional to 590,980,128.60, 886,470,192.90 and 346,092,115.80 is: 519,138,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,980,128.60 : 886,470,192.90 = 346,092,115.80 : x
  2. Step 2: Convert to fraction form
    590,980,128.60/886,470,192.90 = 346,092,115.80/x
  3. Step 3: Cross multiply
    590,980,128.60x = 886,470,192.90 × 346,092,115.80
  4. Step 4: Simplify right side
    590,980,128.60x = 306,800,344,654,395,136
  5. Step 5: Solve for x
    x = 306,800,344,654,395,136/590,980,128.60
  6. Step 6: Final answer
    x = 519,138,173.70

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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.