Home / 99,649,026.20-149,473,539.30-86,017,564.55

Finding the Fourth Proportional to 99,649,026.20, 149,473,539.30 and 86,017,564.55

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Solution

The fourth proportional to 99,649,026.20, 149,473,539.30 and 86,017,564.55 is: 129,026,346.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,649,026.20 : 149,473,539.30 = 86,017,564.55 : x
  2. Step 2: Convert to fraction form
    99,649,026.20/149,473,539.30 = 86,017,564.55/x
  3. Step 3: Cross multiply
    99,649,026.20x = 149,473,539.30 × 86,017,564.55
  4. Step 4: Simplify right side
    99,649,026.20x = 12,857,349,815,254,712
  5. Step 5: Solve for x
    x = 12,857,349,815,254,712/99,649,026.20
  6. Step 6: Final answer
    x = 129,026,346.83

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