Home / 605,566,457.40-908,774,838.90-260,767,536.60

Finding the Fourth Proportional to 605,566,457.40, 908,774,838.90 and 260,767,536.60

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Solution

The fourth proportional to 605,566,457.40, 908,774,838.90 and 260,767,536.60 is: 391,334,383.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,566,457.40 : 908,774,838.90 = 260,767,536.60 : x
  2. Step 2: Convert to fraction form
    605,566,457.40/908,774,838.90 = 260,767,536.60/x
  3. Step 3: Cross multiply
    605,566,457.40x = 908,774,838.90 × 260,767,536.60
  4. Step 4: Simplify right side
    605,566,457.40x = 236,978,976,064,014,848
  5. Step 5: Solve for x
    x = 236,978,976,064,014,848/605,566,457.40
  6. Step 6: Final answer
    x = 391,334,383.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.