Home / 1,080,332,640.90-1,490,853,189.42-604,022,918.34

Finding the Fourth Proportional to 1,080,332,640.90, 1,490,853,189.42 and 604,022,918.34

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Solution

The fourth proportional to 1,080,332,640.90, 1,490,853,189.42 and 604,022,918.34 is: 833,548,353.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,332,640.90 : 1,490,853,189.42 = 604,022,918.34 : x
  2. Step 2: Convert to fraction form
    1,080,332,640.90/1,490,853,189.42 = 604,022,918.34/x
  3. Step 3: Cross multiply
    1,080,332,640.90x = 1,490,853,189.42 × 604,022,918.34
  4. Step 4: Simplify right side
    1,080,332,640.90x = 900,509,494,289,965,312
  5. Step 5: Solve for x
    x = 900,509,494,289,965,312/1,080,332,640.90
  6. Step 6: Final answer
    x = 833,548,353.72

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Double scale
Find fourth proportional to 1,080,332,641.90, 1,490,853,190.80 and 604,022,919.34
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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.