Home / 228,893,617.80-343,361,421.90-75,540,011.40

Finding the Fourth Proportional to 228,893,617.80, 343,361,421.90 and 75,540,011.40

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Solution

The fourth proportional to 228,893,617.80, 343,361,421.90 and 75,540,011.40 is: 113,316,945.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,893,617.80 : 343,361,421.90 = 75,540,011.40 : x
  2. Step 2: Convert to fraction form
    228,893,617.80/343,361,421.90 = 75,540,011.40/x
  3. Step 3: Cross multiply
    228,893,617.80x = 343,361,421.90 × 75,540,011.40
  4. Step 4: Simplify right side
    228,893,617.80x = 25,937,525,724,646,208
  5. Step 5: Solve for x
    x = 25,937,525,724,646,208/228,893,617.80
  6. Step 6: Final answer
    x = 113,316,945.99

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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.