Home / 672,816,299.92-1,009,220,214.98-362,070,291.60

Finding the Fourth Proportional to 672,816,299.92, 1,009,220,214.98 and 362,070,291.60

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Solution

The fourth proportional to 672,816,299.92, 1,009,220,214.98 and 362,070,291.60 is: 543,103,158.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,816,299.92 : 1,009,220,214.98 = 362,070,291.60 : x
  2. Step 2: Convert to fraction form
    672,816,299.92/1,009,220,214.98 = 362,070,291.60/x
  3. Step 3: Cross multiply
    672,816,299.92x = 1,009,220,214.98 × 362,070,291.60
  4. Step 4: Simplify right side
    672,816,299.92x = 365,408,657,525,300,864
  5. Step 5: Solve for x
    x = 365,408,657,525,300,864/672,816,299.92
  6. Step 6: Final answer
    x = 543,103,158.42

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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.