Home / 161,676,415.20-242,514,622.80-46,664,709.60

Finding the Fourth Proportional to 161,676,415.20, 242,514,622.80 and 46,664,709.60

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Solution

The fourth proportional to 161,676,415.20, 242,514,622.80 and 46,664,709.60 is: 69,997,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,676,415.20 : 242,514,622.80 = 46,664,709.60 : x
  2. Step 2: Convert to fraction form
    161,676,415.20/242,514,622.80 = 46,664,709.60/x
  3. Step 3: Cross multiply
    161,676,415.20x = 242,514,622.80 × 46,664,709.60
  4. Step 4: Simplify right side
    161,676,415.20x = 11,316,874,446,715,540
  5. Step 5: Solve for x
    x = 11,316,874,446,715,540/161,676,415.20
  6. Step 6: Final answer
    x = 69,997,064.40

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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.