Home / 236,270,178.90-354,298,980.15-90,655,344.90

Finding the Fourth Proportional to 236,270,178.90, 354,298,980.15 and 90,655,344.90

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Solution

The fourth proportional to 236,270,178.90, 354,298,980.15 and 90,655,344.90 is: 135,942,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,270,178.90 : 354,298,980.15 = 90,655,344.90 : x
  2. Step 2: Convert to fraction form
    236,270,178.90/354,298,980.15 = 90,655,344.90/x
  3. Step 3: Cross multiply
    236,270,178.90x = 354,298,980.15 × 90,655,344.90
  4. Step 4: Simplify right side
    236,270,178.90x = 32,119,096,243,216,504
  5. Step 5: Solve for x
    x = 32,119,096,243,216,504/236,270,178.90
  6. Step 6: Final answer
    x = 135,942,235.25

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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.