Home / 13,865,362,796.76-19,134,200,661.48-7,925,042,844.60

Finding the Fourth Proportional to 13,865,362,796.76, 19,134,200,661.48 and 7,925,042,844.60

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Solution

The fourth proportional to 13,865,362,796.76, 19,134,200,661.48 and 7,925,042,844.60 is: 10,936,559,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865,362,796.76 : 19,134,200,661.48 = 7,925,042,844.60 : x
  2. Step 2: Convert to fraction form
    13,865,362,796.76/19,134,200,661.48 = 7,925,042,844.60/x
  3. Step 3: Cross multiply
    13,865,362,796.76x = 19,134,200,661.48 × 7,925,042,844.60
  4. Step 4: Simplify right side
    13,865,362,796.76x = 151,639,360,039,402,668,032
  5. Step 5: Solve for x
    x = 151,639,360,039,402,668,032/13,865,362,796.76
  6. Step 6: Final answer
    x = 10,936,559,126.66

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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.