Home / 1,169,235,247.38-1,613,544,595.02-640,619,260.89

Finding the Fourth Proportional to 1,169,235,247.38, 1,613,544,595.02 and 640,619,260.89

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Solution

The fourth proportional to 1,169,235,247.38, 1,613,544,595.02 and 640,619,260.89 is: 884,054,554.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,235,247.38 : 1,613,544,595.02 = 640,619,260.89 : x
  2. Step 2: Convert to fraction form
    1,169,235,247.38/1,613,544,595.02 = 640,619,260.89/x
  3. Step 3: Cross multiply
    1,169,235,247.38x = 1,613,544,595.02 × 640,619,260.89
  4. Step 4: Simplify right side
    1,169,235,247.38x = 1,033,667,745,874,766,720
  5. Step 5: Solve for x
    x = 1,033,667,745,874,766,720/1,169,235,247.38
  6. Step 6: Final answer
    x = 884,054,554.63

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Half scale
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Double scale
Find fourth proportional to 1,169,235,248.38, 1,613,544,596.40 and 640,619,261.89
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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.