Home / 910,330,269.84-1,365,498,947.52-220,236,416.64

Finding the Fourth Proportional to 910,330,269.84, 1,365,498,947.52 and 220,236,416.64

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Solution

The fourth proportional to 910,330,269.84, 1,365,498,947.52 and 220,236,416.64 is: 330,355,482.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,330,269.84 : 1,365,498,947.52 = 220,236,416.64 : x
  2. Step 2: Convert to fraction form
    910,330,269.84/1,365,498,947.52 = 220,236,416.64/x
  3. Step 3: Cross multiply
    910,330,269.84x = 1,365,498,947.52 × 220,236,416.64
  4. Step 4: Simplify right side
    910,330,269.84x = 300,732,595,127,496,192
  5. Step 5: Solve for x
    x = 300,732,595,127,496,192/910,330,269.84
  6. Step 6: Final answer
    x = 330,355,482.06

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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.