Home / 646,637,291.52-892,359,820.80-349,279,532.52

Finding the Fourth Proportional to 646,637,291.52, 892,359,820.80 and 349,279,532.52

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Solution

The fourth proportional to 646,637,291.52, 892,359,820.80 and 349,279,532.52 is: 482,005,948.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,637,291.52 : 892,359,820.80 = 349,279,532.52 : x
  2. Step 2: Convert to fraction form
    646,637,291.52/892,359,820.80 = 349,279,532.52/x
  3. Step 3: Cross multiply
    646,637,291.52x = 892,359,820.80 × 349,279,532.52
  4. Step 4: Simplify right side
    646,637,291.52x = 311,683,021,048,654,912
  5. Step 5: Solve for x
    x = 311,683,021,048,654,912/646,637,291.52
  6. Step 6: Final answer
    x = 482,005,948.52

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