Home / 132,537,523.12-182,900,038.12-72,997,676.08

Finding the Fourth Proportional to 132,537,523.12, 182,900,038.12 and 72,997,676.08

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Solution

The fourth proportional to 132,537,523.12, 182,900,038.12 and 72,997,676.08 is: 100,735,832.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,537,523.12 : 182,900,038.12 = 72,997,676.08 : x
  2. Step 2: Convert to fraction form
    132,537,523.12/182,900,038.12 = 72,997,676.08/x
  3. Step 3: Cross multiply
    132,537,523.12x = 182,900,038.12 × 72,997,676.08
  4. Step 4: Simplify right side
    132,537,523.12x = 13,351,277,737,703,412
  5. Step 5: Solve for x
    x = 13,351,277,737,703,412/132,537,523.12
  6. Step 6: Final answer
    x = 100,735,832.57

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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.