Home / 664,848,007.80-997,272,011.70-302,050,951.80

Finding the Fourth Proportional to 664,848,007.80, 997,272,011.70 and 302,050,951.80

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Solution

The fourth proportional to 664,848,007.80, 997,272,011.70 and 302,050,951.80 is: 453,076,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,848,007.80 : 997,272,011.70 = 302,050,951.80 : x
  2. Step 2: Convert to fraction form
    664,848,007.80/997,272,011.70 = 302,050,951.80/x
  3. Step 3: Cross multiply
    664,848,007.80x = 997,272,011.70 × 302,050,951.80
  4. Step 4: Simplify right side
    664,848,007.80x = 301,226,960,337,485,760
  5. Step 5: Solve for x
    x = 301,226,960,337,485,760/664,848,007.80
  6. Step 6: Final answer
    x = 453,076,427.70

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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.