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Finding the Fourth Proportional to 162,917,600.40, 244,376,400.60 and 60,660,478.80

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Solution

The fourth proportional to 162,917,600.40, 244,376,400.60 and 60,660,478.80 is: 90,990,718.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,917,600.40 : 244,376,400.60 = 60,660,478.80 : x
  2. Step 2: Convert to fraction form
    162,917,600.40/244,376,400.60 = 60,660,478.80/x
  3. Step 3: Cross multiply
    162,917,600.40x = 244,376,400.60 × 60,660,478.80
  4. Step 4: Simplify right side
    162,917,600.40x = 14,823,989,467,816,606
  5. Step 5: Solve for x
    x = 14,823,989,467,816,606/162,917,600.40
  6. Step 6: Final answer
    x = 90,990,718.20

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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.