Home / 1,601,848,869.60-2,402,773,304.40-511,367,512.80

Finding the Fourth Proportional to 1,601,848,869.60, 2,402,773,304.40 and 511,367,512.80

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Solution

The fourth proportional to 1,601,848,869.60, 2,402,773,304.40 and 511,367,512.80 is: 767,051,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,848,869.60 : 2,402,773,304.40 = 511,367,512.80 : x
  2. Step 2: Convert to fraction form
    1,601,848,869.60/2,402,773,304.40 = 511,367,512.80/x
  3. Step 3: Cross multiply
    1,601,848,869.60x = 2,402,773,304.40 × 511,367,512.80
  4. Step 4: Simplify right side
    1,601,848,869.60x = 1,228,700,208,493,265,408
  5. Step 5: Solve for x
    x = 1,228,700,208,493,265,408/1,601,848,869.60
  6. Step 6: Final answer
    x = 767,051,269.20

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Double scale
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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.