Home / 498,800,583.60-748,200,875.40-486,045,999.60

Finding the Fourth Proportional to 498,800,583.60, 748,200,875.40 and 486,045,999.60

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Solution

The fourth proportional to 498,800,583.60, 748,200,875.40 and 486,045,999.60 is: 729,068,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,800,583.60 : 748,200,875.40 = 486,045,999.60 : x
  2. Step 2: Convert to fraction form
    498,800,583.60/748,200,875.40 = 486,045,999.60/x
  3. Step 3: Cross multiply
    498,800,583.60x = 748,200,875.40 × 486,045,999.60
  4. Step 4: Simplify right side
    498,800,583.60x = 363,660,042,385,388,032
  5. Step 5: Solve for x
    x = 363,660,042,385,388,032/498,800,583.60
  6. Step 6: Final answer
    x = 729,068,999.40

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1.5x scale

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.