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Finding the Fourth Proportional to 630,978,119.32, 870,733,763.01 and 352,521,734.17

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Solution

The fourth proportional to 630,978,119.32, 870,733,763.01 and 352,521,734.17 is: 486,471,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,978,119.32 : 870,733,763.01 = 352,521,734.17 : x
  2. Step 2: Convert to fraction form
    630,978,119.32/870,733,763.01 = 352,521,734.17/x
  3. Step 3: Cross multiply
    630,978,119.32x = 870,733,763.01 × 352,521,734.17
  4. Step 4: Simplify right side
    630,978,119.32x = 306,952,576,130,538,752
  5. Step 5: Solve for x
    x = 306,952,576,130,538,752/630,978,119.32
  6. Step 6: Final answer
    x = 486,471,030.82

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Why These Related Problems?

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