Home / 141,579,226,642.38-195,379,411,156.11-76,473,653,637.66

Finding the Fourth Proportional to 141,579,226,642.38, 195,379,411,156.11 and 76,473,653,637.66

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Solution

The fourth proportional to 141,579,226,642.38, 195,379,411,156.11 and 76,473,653,637.66 is: 105,533,684,361.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,579,226,642.38 : 195,379,411,156.11 = 76,473,653,637.66 : x
  2. Step 2: Convert to fraction form
    141,579,226,642.38/195,379,411,156.11 = 76,473,653,637.66/x
  3. Step 3: Cross multiply
    141,579,226,642.38x = 195,379,411,156.11 × 76,473,653,637.66
  4. Step 4: Simplify right side
    141,579,226,642.38x = 14,941,377,416,682,318,856,192
  5. Step 5: Solve for x
    x = 14,941,377,416,682,318,856,192/141,579,226,642.38
  6. Step 6: Final answer
    x = 105,533,684,361.93

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1.5x scale

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.