Home / 578,084,114.40-867,126,171.60-189,966,847.20

Finding the Fourth Proportional to 578,084,114.40, 867,126,171.60 and 189,966,847.20

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Solution

The fourth proportional to 578,084,114.40, 867,126,171.60 and 189,966,847.20 is: 284,950,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,084,114.40 : 867,126,171.60 = 189,966,847.20 : x
  2. Step 2: Convert to fraction form
    578,084,114.40/867,126,171.60 = 189,966,847.20/x
  3. Step 3: Cross multiply
    578,084,114.40x = 867,126,171.60 × 189,966,847.20
  4. Step 4: Simplify right side
    578,084,114.40x = 164,725,224,943,458,176
  5. Step 5: Solve for x
    x = 164,725,224,943,458,176/578,084,114.40
  6. Step 6: Final answer
    x = 284,950,270.80

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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.