Home / 1,162,772,564.45-1,604,350,333.34-660,941,847.47

Finding the Fourth Proportional to 1,162,772,564.45, 1,604,350,333.34 and 660,941,847.47

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Solution

The fourth proportional to 1,162,772,564.45, 1,604,350,333.34 and 660,941,847.47 is: 911,942,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,772,564.45 : 1,604,350,333.34 = 660,941,847.47 : x
  2. Step 2: Convert to fraction form
    1,162,772,564.45/1,604,350,333.34 = 660,941,847.47/x
  3. Step 3: Cross multiply
    1,162,772,564.45x = 1,604,350,333.34 × 660,941,847.47
  4. Step 4: Simplify right side
    1,162,772,564.45x = 1,060,382,273,310,067,584
  5. Step 5: Solve for x
    x = 1,060,382,273,310,067,584/1,162,772,564.45
  6. Step 6: Final answer
    x = 911,942,976.41

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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.