Home / 131,952,169,809.45-182,185,096,079.43-123,521,899,968.81

Finding the Fourth Proportional to 131,952,169,809.45, 182,185,096,079.43 and 123,521,899,968.81

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Solution

The fourth proportional to 131,952,169,809.45, 182,185,096,079.43 and 123,521,899,968.81 is: 170,545,503,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,952,169,809.45 : 182,185,096,079.43 = 123,521,899,968.81 : x
  2. Step 2: Convert to fraction form
    131,952,169,809.45/182,185,096,079.43 = 123,521,899,968.81/x
  3. Step 3: Cross multiply
    131,952,169,809.45x = 182,185,096,079.43 × 123,521,899,968.81
  4. Step 4: Simplify right side
    131,952,169,809.45x = 22,503,849,213,731,387,998,208
  5. Step 5: Solve for x
    x = 22,503,849,213,731,387,998,208/131,952,169,809.45
  6. Step 6: Final answer
    x = 170,545,503,315.55

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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.