Home / 850,920,423.34-1,174,270,233.26-459,779,847.34

Finding the Fourth Proportional to 850,920,423.34, 1,174,270,233.26 and 459,779,847.34

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Solution

The fourth proportional to 850,920,423.34, 1,174,270,233.26 and 459,779,847.34 is: 634,496,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,920,423.34 : 1,174,270,233.26 = 459,779,847.34 : x
  2. Step 2: Convert to fraction form
    850,920,423.34/1,174,270,233.26 = 459,779,847.34/x
  3. Step 3: Cross multiply
    850,920,423.34x = 1,174,270,233.26 × 459,779,847.34
  4. Step 4: Simplify right side
    850,920,423.34x = 539,905,788,584,188,928
  5. Step 5: Solve for x
    x = 539,905,788,584,188,928/850,920,423.34
  6. Step 6: Final answer
    x = 634,496,215.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.