Home / 9,372,123,351.46-12,933,903,116.55-5,143,186,577.59

Finding the Fourth Proportional to 9,372,123,351.46, 12,933,903,116.55 and 5,143,186,577.59

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Solution

The fourth proportional to 9,372,123,351.46, 12,933,903,116.55 and 5,143,186,577.59 is: 7,097,802,110.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372,123,351.46 : 12,933,903,116.55 = 5,143,186,577.59 : x
  2. Step 2: Convert to fraction form
    9,372,123,351.46/12,933,903,116.55 = 5,143,186,577.59/x
  3. Step 3: Cross multiply
    9,372,123,351.46x = 12,933,903,116.55 × 5,143,186,577.59
  4. Step 4: Simplify right side
    9,372,123,351.46x = 66,521,476,904,877,670,400
  5. Step 5: Solve for x
    x = 66,521,476,904,877,670,400/9,372,123,351.46
  6. Step 6: Final answer
    x = 7,097,802,110.61

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Double scale
Find fourth proportional to 9,372,123,352.46, 12,933,903,117.93 and 5,143,186,578.59
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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.