Home / 10,807,844,149.34-14,907,136,130.42-9,918,642,316.94

Finding the Fourth Proportional to 10,807,844,149.34, 14,907,136,130.42 and 9,918,642,316.94

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Solution

The fourth proportional to 10,807,844,149.34, 14,907,136,130.42 and 9,918,642,316.94 is: 13,680,670,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807,844,149.34 : 14,907,136,130.42 = 9,918,642,316.94 : x
  2. Step 2: Convert to fraction form
    10,807,844,149.34/14,907,136,130.42 = 9,918,642,316.94/x
  3. Step 3: Cross multiply
    10,807,844,149.34x = 14,907,136,130.42 × 9,918,642,316.94
  4. Step 4: Simplify right side
    10,807,844,149.34x = 147,858,551,247,569,027,072
  5. Step 5: Solve for x
    x = 147,858,551,247,569,027,072/10,807,844,149.34
  6. Step 6: Final answer
    x = 13,680,670,187.74

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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.