Home / 2,214,156,845.70-3,055,541,948.10-1,210,639,175.46

Finding the Fourth Proportional to 2,214,156,845.70, 3,055,541,948.10 and 1,210,639,175.46

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Solution

The fourth proportional to 2,214,156,845.70, 3,055,541,948.10 and 1,210,639,175.46 is: 1,670,685,069.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,156,845.70 : 3,055,541,948.10 = 1,210,639,175.46 : x
  2. Step 2: Convert to fraction form
    2,214,156,845.70/3,055,541,948.10 = 1,210,639,175.46/x
  3. Step 3: Cross multiply
    2,214,156,845.70x = 3,055,541,948.10 × 1,210,639,175.46
  4. Step 4: Simplify right side
    2,214,156,845.70x = 3,699,158,784,631,226,368
  5. Step 5: Solve for x
    x = 3,699,158,784,631,226,368/2,214,156,845.70
  6. Step 6: Final answer
    x = 1,670,685,069.95

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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.