Home / 2,315,074,111.20-3,472,611,166.80-2,137,706,661.60

Finding the Fourth Proportional to 2,315,074,111.20, 3,472,611,166.80 and 2,137,706,661.60

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Solution

The fourth proportional to 2,315,074,111.20, 3,472,611,166.80 and 2,137,706,661.60 is: 3,206,559,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,074,111.20 : 3,472,611,166.80 = 2,137,706,661.60 : x
  2. Step 2: Convert to fraction form
    2,315,074,111.20/3,472,611,166.80 = 2,137,706,661.60/x
  3. Step 3: Cross multiply
    2,315,074,111.20x = 3,472,611,166.80 × 2,137,706,661.60
  4. Step 4: Simplify right side
    2,315,074,111.20x = 7,423,424,024,414,908,416
  5. Step 5: Solve for x
    x = 7,423,424,024,414,908,416/2,315,074,111.20
  6. Step 6: Final answer
    x = 3,206,559,992.40

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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.