Home / 439,737,667.40-659,606,501.10-152,523,331.40

Finding the Fourth Proportional to 439,737,667.40, 659,606,501.10 and 152,523,331.40

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Solution

The fourth proportional to 439,737,667.40, 659,606,501.10 and 152,523,331.40 is: 228,784,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,737,667.40 : 659,606,501.10 = 152,523,331.40 : x
  2. Step 2: Convert to fraction form
    439,737,667.40/659,606,501.10 = 152,523,331.40/x
  3. Step 3: Cross multiply
    439,737,667.40x = 659,606,501.10 × 152,523,331.40
  4. Step 4: Simplify right side
    439,737,667.40x = 100,605,380,960,869,776
  5. Step 5: Solve for x
    x = 100,605,380,960,869,776/439,737,667.40
  6. Step 6: Final answer
    x = 228,784,997.10

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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.