Home / 1,679,630,582.40-2,519,445,873.60-759,536,937.60

Finding the Fourth Proportional to 1,679,630,582.40, 2,519,445,873.60 and 759,536,937.60

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Solution

The fourth proportional to 1,679,630,582.40, 2,519,445,873.60 and 759,536,937.60 is: 1,139,305,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,630,582.40 : 2,519,445,873.60 = 759,536,937.60 : x
  2. Step 2: Convert to fraction form
    1,679,630,582.40/2,519,445,873.60 = 759,536,937.60/x
  3. Step 3: Cross multiply
    1,679,630,582.40x = 2,519,445,873.60 × 759,536,937.60
  4. Step 4: Simplify right side
    1,679,630,582.40x = 1,913,612,203,283,100,672
  5. Step 5: Solve for x
    x = 1,913,612,203,283,100,672/1,679,630,582.40
  6. Step 6: Final answer
    x = 1,139,305,406.40

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Double scale
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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.