Home / 103,161,937.33-142,364,648.96-59,108,051.80

Finding the Fourth Proportional to 103,161,937.33, 142,364,648.96 and 59,108,051.80

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Solution

The fourth proportional to 103,161,937.33, 142,364,648.96 and 59,108,051.80 is: 81,569,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,161,937.33 : 142,364,648.96 = 59,108,051.80 : x
  2. Step 2: Convert to fraction form
    103,161,937.33/142,364,648.96 = 59,108,051.80/x
  3. Step 3: Cross multiply
    103,161,937.33x = 142,364,648.96 × 59,108,051.80
  4. Step 4: Simplify right side
    103,161,937.33x = 8,414,897,045,216,496
  5. Step 5: Solve for x
    x = 8,414,897,045,216,496/103,161,937.33
  6. Step 6: Final answer
    x = 81,569,784.97

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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.