Home / 672,816,305.18-1,009,220,222.85-362,070,296.85

Finding the Fourth Proportional to 672,816,305.18, 1,009,220,222.85 and 362,070,296.85

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Solution

The fourth proportional to 672,816,305.18, 1,009,220,222.85 and 362,070,296.85 is: 543,103,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,816,305.18 : 1,009,220,222.85 = 362,070,296.85 : x
  2. Step 2: Convert to fraction form
    672,816,305.18/1,009,220,222.85 = 362,070,296.85/x
  3. Step 3: Cross multiply
    672,816,305.18x = 1,009,220,222.85 × 362,070,296.85
  4. Step 4: Simplify right side
    672,816,305.18x = 365,408,665,674,322,688
  5. Step 5: Solve for x
    x = 365,408,665,674,322,688/672,816,305.18
  6. Step 6: Final answer
    x = 543,103,166.29

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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.