Home / 1,234,245,220,809.40-1,851,606,250,714.90-469,273,893,154.12

Finding the Fourth Proportional to 1,234,245,220,809.40, 1,851,606,250,714.90 and 469,273,893,154.12

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Solution

The fourth proportional to 1,234,245,220,809.40, 1,851,606,250,714.90 and 469,273,893,154.12 is: 704,001,489,502.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,245,220,809.40 : 1,851,606,250,714.90 = 469,273,893,154.12 : x
  2. Step 2: Convert to fraction form
    1,234,245,220,809.40/1,851,606,250,714.90 = 469,273,893,154.12/x
  3. Step 3: Cross multiply
    1,234,245,220,809.40x = 1,851,606,250,714.90 × 469,273,893,154.12
  4. Step 4: Simplify right side
    1,234,245,220,809.40x = 868,910,473,861,484,695,781,376
  5. Step 5: Solve for x
    x = 868,910,473,861,484,695,781,376/1,234,245,220,809.40
  6. Step 6: Final answer
    x = 704,001,489,502.76

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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.