Home / 850,920,424.34-1,174,270,234.64-459,779,848.34

Finding the Fourth Proportional to 850,920,424.34, 1,174,270,234.64 and 459,779,848.34

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Solution

The fourth proportional to 850,920,424.34, 1,174,270,234.64 and 459,779,848.34 is: 634,496,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,920,424.34 : 1,174,270,234.64 = 459,779,848.34 : x
  2. Step 2: Convert to fraction form
    850,920,424.34/1,174,270,234.64 = 459,779,848.34/x
  3. Step 3: Cross multiply
    850,920,424.34x = 1,174,270,234.64 × 459,779,848.34
  4. Step 4: Simplify right side
    850,920,424.34x = 539,905,790,392,955,456
  5. Step 5: Solve for x
    x = 539,905,790,392,955,456/850,920,424.34
  6. Step 6: Final answer
    x = 634,496,217.21

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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.