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Finding the Fourth Proportional to 630,470,437.60, 944,113,131.60 and 413,887,064.80

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Solution

The fourth proportional to 630,470,437.60, 944,113,131.60 and 413,887,064.80 is: 619,785,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,470,437.60 : 944,113,131.60 = 413,887,064.80 : x
  2. Step 2: Convert to fraction form
    630,470,437.60/944,113,131.60 = 413,887,064.80/x
  3. Step 3: Cross multiply
    630,470,437.60x = 944,113,131.60 × 413,887,064.80
  4. Step 4: Simplify right side
    630,470,437.60x = 390,756,212,877,060,160
  5. Step 5: Solve for x
    x = 390,756,212,877,060,160/630,470,437.60
  6. Step 6: Final answer
    x = 619,785,147.05

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