Home / 305,280,993.60-457,921,490.40-182,836,987.20

Finding the Fourth Proportional to 305,280,993.60, 457,921,490.40 and 182,836,987.20

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Solution

The fourth proportional to 305,280,993.60, 457,921,490.40 and 182,836,987.20 is: 274,255,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,280,993.60 : 457,921,490.40 = 182,836,987.20 : x
  2. Step 2: Convert to fraction form
    305,280,993.60/457,921,490.40 = 182,836,987.20/x
  3. Step 3: Cross multiply
    305,280,993.60x = 457,921,490.40 × 182,836,987.20
  4. Step 4: Simplify right side
    305,280,993.60x = 83,724,985,678,869,712
  5. Step 5: Solve for x
    x = 83,724,985,678,869,712/305,280,993.60
  6. Step 6: Final answer
    x = 274,255,480.80

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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.