Home / 3,870,775,269.40-5,806,162,904.10-2,129,349,400.60

Finding the Fourth Proportional to 3,870,775,269.40, 5,806,162,904.10 and 2,129,349,400.60

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Solution

The fourth proportional to 3,870,775,269.40, 5,806,162,904.10 and 2,129,349,400.60 is: 3,194,024,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,775,269.40 : 5,806,162,904.10 = 2,129,349,400.60 : x
  2. Step 2: Convert to fraction form
    3,870,775,269.40/5,806,162,904.10 = 2,129,349,400.60/x
  3. Step 3: Cross multiply
    3,870,775,269.40x = 5,806,162,904.10 × 2,129,349,400.60
  4. Step 4: Simplify right side
    3,870,775,269.40x = 12,363,349,499,631,290,368
  5. Step 5: Solve for x
    x = 12,363,349,499,631,290,368/3,870,775,269.40
  6. Step 6: Final answer
    x = 3,194,024,100.90

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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.