Home / 1,305,104,729.36-1,801,092,046.56-710,360,467.34

Finding the Fourth Proportional to 1,305,104,729.36, 1,801,092,046.56 and 710,360,467.34

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Solution

The fourth proportional to 1,305,104,729.36, 1,801,092,046.56 and 710,360,467.34 is: 980,323,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,104,729.36 : 1,801,092,046.56 = 710,360,467.34 : x
  2. Step 2: Convert to fraction form
    1,305,104,729.36/1,801,092,046.56 = 710,360,467.34/x
  3. Step 3: Cross multiply
    1,305,104,729.36x = 1,801,092,046.56 × 710,360,467.34
  4. Step 4: Simplify right side
    1,305,104,729.36x = 1,279,424,587,916,718,592
  5. Step 5: Solve for x
    x = 1,279,424,587,916,718,592/1,305,104,729.36
  6. Step 6: Final answer
    x = 980,323,309.80

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Half scale
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Double scale
Find fourth proportional to 1,305,104,730.36, 1,801,092,047.94 and 710,360,468.34
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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.