Home / 219,765,488.96-303,276,567.84-131,710,633.28

Finding the Fourth Proportional to 219,765,488.96, 303,276,567.84 and 131,710,633.28

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Solution

The fourth proportional to 219,765,488.96, 303,276,567.84 and 131,710,633.28 is: 181,760,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,765,488.96 : 303,276,567.84 = 131,710,633.28 : x
  2. Step 2: Convert to fraction form
    219,765,488.96/303,276,567.84 = 131,710,633.28/x
  3. Step 3: Cross multiply
    219,765,488.96x = 303,276,567.84 × 131,710,633.28
  4. Step 4: Simplify right side
    219,765,488.96x = 39,944,748,809,191,280
  5. Step 5: Solve for x
    x = 39,944,748,809,191,280/219,765,488.96
  6. Step 6: Final answer
    x = 181,760,789.64

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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.