Home / 132,537,815.34-182,900,441.79-72,997,968.30

Finding the Fourth Proportional to 132,537,815.34, 182,900,441.79 and 72,997,968.30

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Solution

The fourth proportional to 132,537,815.34, 182,900,441.79 and 72,997,968.30 is: 100,736,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,537,815.34 : 182,900,441.79 = 72,997,968.30 : x
  2. Step 2: Convert to fraction form
    132,537,815.34/182,900,441.79 = 72,997,968.30/x
  3. Step 3: Cross multiply
    132,537,815.34x = 182,900,441.79 × 72,997,968.30
  4. Step 4: Simplify right side
    132,537,815.34x = 13,351,360,651,842,414
  5. Step 5: Solve for x
    x = 13,351,360,651,842,414/132,537,815.34
  6. Step 6: Final answer
    x = 100,736,236.05

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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.