Home / 268,884,777.60-403,327,166.40-262,912,809.60

Finding the Fourth Proportional to 268,884,777.60, 403,327,166.40 and 262,912,809.60

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Solution

The fourth proportional to 268,884,777.60, 403,327,166.40 and 262,912,809.60 is: 394,369,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,884,777.60 : 403,327,166.40 = 262,912,809.60 : x
  2. Step 2: Convert to fraction form
    268,884,777.60/403,327,166.40 = 262,912,809.60/x
  3. Step 3: Cross multiply
    268,884,777.60x = 403,327,166.40 × 262,912,809.60
  4. Step 4: Simplify right side
    268,884,777.60x = 106,039,878,506,230,704
  5. Step 5: Solve for x
    x = 106,039,878,506,230,704/268,884,777.60
  6. Step 6: Final answer
    x = 394,369,214.40

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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.