Home / 10,807,844,152.36-14,907,136,134.58-9,918,642,319.96

Finding the Fourth Proportional to 10,807,844,152.36, 14,907,136,134.58 and 9,918,642,319.96

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Solution

The fourth proportional to 10,807,844,152.36, 14,907,136,134.58 and 9,918,642,319.96 is: 13,680,670,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807,844,152.36 : 14,907,136,134.58 = 9,918,642,319.96 : x
  2. Step 2: Convert to fraction form
    10,807,844,152.36/14,907,136,134.58 = 9,918,642,319.96/x
  3. Step 3: Cross multiply
    10,807,844,152.36x = 14,907,136,134.58 × 9,918,642,319.96
  4. Step 4: Simplify right side
    10,807,844,152.36x = 147,858,551,333,850,087,424
  5. Step 5: Solve for x
    x = 147,858,551,333,850,087,424/10,807,844,152.36
  6. Step 6: Final answer
    x = 13,680,670,191.90

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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.