Home / 1,229,735,167.29-1,695,269,470.86-876,698,247.60

Finding the Fourth Proportional to 1,229,735,167.29, 1,695,269,470.86 and 876,698,247.60

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Solution

The fourth proportional to 1,229,735,167.29, 1,695,269,470.86 and 876,698,247.60 is: 1,208,585,241.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,735,167.29 : 1,695,269,470.86 = 876,698,247.60 : x
  2. Step 2: Convert to fraction form
    1,229,735,167.29/1,695,269,470.86 = 876,698,247.60/x
  3. Step 3: Cross multiply
    1,229,735,167.29x = 1,695,269,470.86 × 876,698,247.60
  4. Step 4: Simplify right side
    1,229,735,167.29x = 1,486,239,774,312,741,120
  5. Step 5: Solve for x
    x = 1,486,239,774,312,741,120/1,229,735,167.29
  6. Step 6: Final answer
    x = 1,208,585,241.64

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Double scale
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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.