Home / 708,588,676.20-1,062,883,014.30-648,323,266.80

Finding the Fourth Proportional to 708,588,676.20, 1,062,883,014.30 and 648,323,266.80

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Solution

The fourth proportional to 708,588,676.20, 1,062,883,014.30 and 648,323,266.80 is: 972,484,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,676.20 : 1,062,883,014.30 = 648,323,266.80 : x
  2. Step 2: Convert to fraction form
    708,588,676.20/1,062,883,014.30 = 648,323,266.80/x
  3. Step 3: Cross multiply
    708,588,676.20x = 1,062,883,014.30 × 648,323,266.80
  4. Step 4: Simplify right side
    708,588,676.20x = 689,091,788,057,207,040
  5. Step 5: Solve for x
    x = 689,091,788,057,207,040/708,588,676.20
  6. Step 6: Final answer
    x = 972,484,900.20

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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.