Home / 399,265,262.60-598,897,893.90-194,688,033.80

Finding the Fourth Proportional to 399,265,262.60, 598,897,893.90 and 194,688,033.80

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Solution

The fourth proportional to 399,265,262.60, 598,897,893.90 and 194,688,033.80 is: 292,032,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,265,262.60 : 598,897,893.90 = 194,688,033.80 : x
  2. Step 2: Convert to fraction form
    399,265,262.60/598,897,893.90 = 194,688,033.80/x
  3. Step 3: Cross multiply
    399,265,262.60x = 598,897,893.90 × 194,688,033.80
  4. Step 4: Simplify right side
    399,265,262.60x = 116,598,253,410,352,016
  5. Step 5: Solve for x
    x = 116,598,253,410,352,016/399,265,262.60
  6. Step 6: Final answer
    x = 292,032,050.70

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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.