Home / 201,262,372.10-301,893,558.15-152,889,431.30

Finding the Fourth Proportional to 201,262,372.10, 301,893,558.15 and 152,889,431.30

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Solution

The fourth proportional to 201,262,372.10, 301,893,558.15 and 152,889,431.30 is: 229,334,146.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,262,372.10 : 301,893,558.15 = 152,889,431.30 : x
  2. Step 2: Convert to fraction form
    201,262,372.10/301,893,558.15 = 152,889,431.30/x
  3. Step 3: Cross multiply
    201,262,372.10x = 301,893,558.15 × 152,889,431.30
  4. Step 4: Simplify right side
    201,262,372.10x = 46,156,334,418,686,984
  5. Step 5: Solve for x
    x = 46,156,334,418,686,984/201,262,372.10
  6. Step 6: Final answer
    x = 229,334,146.95

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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.