Home / 805,356,715.32-1,207,251,604.59-385,068,868.45

Finding the Fourth Proportional to 805,356,715.32, 1,207,251,604.59 and 385,068,868.45

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Solution

The fourth proportional to 805,356,715.32, 1,207,251,604.59 and 385,068,868.45 is: 577,228,699.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,356,715.32 : 1,207,251,604.59 = 385,068,868.45 : x
  2. Step 2: Convert to fraction form
    805,356,715.32/1,207,251,604.59 = 385,068,868.45/x
  3. Step 3: Cross multiply
    805,356,715.32x = 1,207,251,604.59 × 385,068,868.45
  4. Step 4: Simplify right side
    805,356,715.32x = 464,875,009,313,918,080
  5. Step 5: Solve for x
    x = 464,875,009,313,918,080/805,356,715.32
  6. Step 6: Final answer
    x = 577,228,699.37

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