Home / 39,129,804,905.60-58,694,707,358.40-9,685,847,741.60

Finding the Fourth Proportional to 39,129,804,905.60, 58,694,707,358.40 and 9,685,847,741.60

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Solution

The fourth proportional to 39,129,804,905.60, 58,694,707,358.40 and 9,685,847,741.60 is: 14,528,771,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,129,804,905.60 : 58,694,707,358.40 = 9,685,847,741.60 : x
  2. Step 2: Convert to fraction form
    39,129,804,905.60/58,694,707,358.40 = 9,685,847,741.60/x
  3. Step 3: Cross multiply
    39,129,804,905.60x = 58,694,707,358.40 × 9,685,847,741.60
  4. Step 4: Simplify right side
    39,129,804,905.60x = 568,507,998,711,231,610,880
  5. Step 5: Solve for x
    x = 568,507,998,711,231,610,880/39,129,804,905.60
  6. Step 6: Final answer
    x = 14,528,771,612.40

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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.