Home / 717,498,010.20-1,076,247,015.30-626,798,746.20

Finding the Fourth Proportional to 717,498,010.20, 1,076,247,015.30 and 626,798,746.20

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Solution

The fourth proportional to 717,498,010.20, 1,076,247,015.30 and 626,798,746.20 is: 940,198,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,498,010.20 : 1,076,247,015.30 = 626,798,746.20 : x
  2. Step 2: Convert to fraction form
    717,498,010.20/1,076,247,015.30 = 626,798,746.20/x
  3. Step 3: Cross multiply
    717,498,010.20x = 1,076,247,015.30 × 626,798,746.20
  4. Step 4: Simplify right side
    717,498,010.20x = 674,590,279,791,532,288
  5. Step 5: Solve for x
    x = 674,590,279,791,532,288/717,498,010.20
  6. Step 6: Final answer
    x = 940,198,119.30

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Double scale
Find fourth proportional to 717,498,011.20, 1,076,247,016.80 and 626,798,747.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.