Home / 136,118,424,611.34-187,859,897,732.52-77,471,505,748.35

Finding the Fourth Proportional to 136,118,424,611.34, 187,859,897,732.52 and 77,471,505,748.35

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Solution

The fourth proportional to 136,118,424,611.34, 187,859,897,732.52 and 77,471,505,748.35 is: 106,920,052,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,118,424,611.34 : 187,859,897,732.52 = 77,471,505,748.35 : x
  2. Step 2: Convert to fraction form
    136,118,424,611.34/187,859,897,732.52 = 77,471,505,748.35/x
  3. Step 3: Cross multiply
    136,118,424,611.34x = 187,859,897,732.52 × 77,471,505,748.35
  4. Step 4: Simplify right side
    136,118,424,611.34x = 14,553,789,147,069,366,140,928
  5. Step 5: Solve for x
    x = 14,553,789,147,069,366,140,928/136,118,424,611.34
  6. Step 6: Final answer
    x = 106,920,052,804.20

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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.