Home / 354,214,623.60-531,321,935.40-293,748,447.60

Finding the Fourth Proportional to 354,214,623.60, 531,321,935.40 and 293,748,447.60

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Solution

The fourth proportional to 354,214,623.60, 531,321,935.40 and 293,748,447.60 is: 440,622,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,214,623.60 : 531,321,935.40 = 293,748,447.60 : x
  2. Step 2: Convert to fraction form
    354,214,623.60/531,321,935.40 = 293,748,447.60/x
  3. Step 3: Cross multiply
    354,214,623.60x = 531,321,935.40 × 293,748,447.60
  4. Step 4: Simplify right side
    354,214,623.60x = 156,074,993,699,577,504
  5. Step 5: Solve for x
    x = 156,074,993,699,577,504/354,214,623.60
  6. Step 6: Final answer
    x = 440,622,671.40

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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.