Home / 9,920,505,411.40-14,880,758,117.10-9,162,883,121.80

Finding the Fourth Proportional to 9,920,505,411.40, 14,880,758,117.10 and 9,162,883,121.80

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Solution

The fourth proportional to 9,920,505,411.40, 14,880,758,117.10 and 9,162,883,121.80 is: 13,744,324,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920,505,411.40 : 14,880,758,117.10 = 9,162,883,121.80 : x
  2. Step 2: Convert to fraction form
    9,920,505,411.40/14,880,758,117.10 = 9,162,883,121.80/x
  3. Step 3: Cross multiply
    9,920,505,411.40x = 14,880,758,117.10 × 9,162,883,121.80
  4. Step 4: Simplify right side
    9,920,505,411.40x = 136,350,647,390,763,925,504
  5. Step 5: Solve for x
    x = 136,350,647,390,763,925,504/9,920,505,411.40
  6. Step 6: Final answer
    x = 13,744,324,682.70

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Double scale
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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.