Home / 471,398,570,312.58-650,530,288,379.60-254,624,764,001.58

Finding the Fourth Proportional to 471,398,570,312.58, 650,530,288,379.60 and 254,624,764,001.58

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Solution

The fourth proportional to 471,398,570,312.58, 650,530,288,379.60 and 254,624,764,001.58 is: 351,382,315,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,398,570,312.58 : 650,530,288,379.60 = 254,624,764,001.58 : x
  2. Step 2: Convert to fraction form
    471,398,570,312.58/650,530,288,379.60 = 254,624,764,001.58/x
  3. Step 3: Cross multiply
    471,398,570,312.58x = 650,530,288,379.60 × 254,624,764,001.58
  4. Step 4: Simplify right side
    471,398,570,312.58x = 165,641,121,154,535,400,669,184
  5. Step 5: Solve for x
    x = 165,641,121,154,535,400,669,184/471,398,570,312.58
  6. Step 6: Final answer
    x = 351,382,315,488.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.