Home / 7,978,176,645.40-11,967,264,968.10-7,869,337,528.60

Finding the Fourth Proportional to 7,978,176,645.40, 11,967,264,968.10 and 7,869,337,528.60

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Solution

The fourth proportional to 7,978,176,645.40, 11,967,264,968.10 and 7,869,337,528.60 is: 11,804,006,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,176,645.40 : 11,967,264,968.10 = 7,869,337,528.60 : x
  2. Step 2: Convert to fraction form
    7,978,176,645.40/11,967,264,968.10 = 7,869,337,528.60/x
  3. Step 3: Cross multiply
    7,978,176,645.40x = 11,967,264,968.10 × 7,869,337,528.60
  4. Step 4: Simplify right side
    7,978,176,645.40x = 94,174,447,328,169,426,944
  5. Step 5: Solve for x
    x = 94,174,447,328,169,426,944/7,978,176,645.40
  6. Step 6: Final answer
    x = 11,804,006,292.90

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Why These Related Problems?

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