Home / 1,034,436,445.20-1,551,654,667.80-646,697,091.60

Finding the Fourth Proportional to 1,034,436,445.20, 1,551,654,667.80 and 646,697,091.60

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Solution

The fourth proportional to 1,034,436,445.20, 1,551,654,667.80 and 646,697,091.60 is: 970,045,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,436,445.20 : 1,551,654,667.80 = 646,697,091.60 : x
  2. Step 2: Convert to fraction form
    1,034,436,445.20/1,551,654,667.80 = 646,697,091.60/x
  3. Step 3: Cross multiply
    1,034,436,445.20x = 1,551,654,667.80 × 646,697,091.60
  4. Step 4: Simplify right side
    1,034,436,445.20x = 1,003,450,560,833,824,128
  5. Step 5: Solve for x
    x = 1,003,450,560,833,824,128/1,034,436,445.20
  6. Step 6: Final answer
    x = 970,045,637.40

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Double scale
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Similar ratio
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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.