Home / 45,497,973.60-68,246,960.40-30,192,472.80

Finding the Fourth Proportional to 45,497,973.60, 68,246,960.40 and 30,192,472.80

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Solution

The fourth proportional to 45,497,973.60, 68,246,960.40 and 30,192,472.80 is: 45,288,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,497,973.60 : 68,246,960.40 = 30,192,472.80 : x
  2. Step 2: Convert to fraction form
    45,497,973.60/68,246,960.40 = 30,192,472.80/x
  3. Step 3: Cross multiply
    45,497,973.60x = 68,246,960.40 × 30,192,472.80
  4. Step 4: Simplify right side
    45,497,973.60x = 2,060,544,495,559,677.25
  5. Step 5: Solve for x
    x = 2,060,544,495,559,677.25/45,497,973.60
  6. Step 6: Final answer
    x = 45,288,709.20

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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.