Home / 3,780,953,144.55-5,671,351,835.36-1,260,064,444.13

Finding the Fourth Proportional to 3,780,953,144.55, 5,671,351,835.36 and 1,260,064,444.13

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Solution

The fourth proportional to 3,780,953,144.55, 5,671,351,835.36 and 1,260,064,444.13 is: 1,890,070,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,953,144.55 : 5,671,351,835.36 = 1,260,064,444.13 : x
  2. Step 2: Convert to fraction form
    3,780,953,144.55/5,671,351,835.36 = 1,260,064,444.13/x
  3. Step 3: Cross multiply
    3,780,953,144.55x = 5,671,351,835.36 × 1,260,064,444.13
  4. Step 4: Simplify right side
    3,780,953,144.55x = 7,146,268,797,880,235,008
  5. Step 5: Solve for x
    x = 7,146,268,797,880,235,008/3,780,953,144.55
  6. Step 6: Final answer
    x = 1,890,070,710.92

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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.