Home / 1,242,202,002.47-1,714,244,323.59-677,685,173.34

Finding the Fourth Proportional to 1,242,202,002.47, 1,714,244,323.59 and 677,685,173.34

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Solution

The fourth proportional to 1,242,202,002.47, 1,714,244,323.59 and 677,685,173.34 is: 935,208,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,202,002.47 : 1,714,244,323.59 = 677,685,173.34 : x
  2. Step 2: Convert to fraction form
    1,242,202,002.47/1,714,244,323.59 = 677,685,173.34/x
  3. Step 3: Cross multiply
    1,242,202,002.47x = 1,714,244,323.59 × 677,685,173.34
  4. Step 4: Simplify right side
    1,242,202,002.47x = 1,161,717,961,585,628,672
  5. Step 5: Solve for x
    x = 1,161,717,961,585,628,672/1,242,202,002.47
  6. Step 6: Final answer
    x = 935,208,572.58

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Half scale
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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.