Home / 141,579,226,639.38-195,379,411,151.97-76,473,653,634.66

Finding the Fourth Proportional to 141,579,226,639.38, 195,379,411,151.97 and 76,473,653,634.66

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Solution

The fourth proportional to 141,579,226,639.38, 195,379,411,151.97 and 76,473,653,634.66 is: 105,533,684,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,579,226,639.38 : 195,379,411,151.97 = 76,473,653,634.66 : x
  2. Step 2: Convert to fraction form
    141,579,226,639.38/195,379,411,151.97 = 76,473,653,634.66/x
  3. Step 3: Cross multiply
    141,579,226,639.38x = 195,379,411,151.97 × 76,473,653,634.66
  4. Step 4: Simplify right side
    141,579,226,639.38x = 14,941,377,415,779,580,903,424
  5. Step 5: Solve for x
    x = 14,941,377,415,779,580,903,424/141,579,226,639.38
  6. Step 6: Final answer
    x = 105,533,684,357.79

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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.