Home / 219,779,964.70-329,669,947.05-56,017,404.70

Finding the Fourth Proportional to 219,779,964.70, 329,669,947.05 and 56,017,404.70

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Solution

The fourth proportional to 219,779,964.70, 329,669,947.05 and 56,017,404.70 is: 84,026,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,779,964.70 : 329,669,947.05 = 56,017,404.70 : x
  2. Step 2: Convert to fraction form
    219,779,964.70/329,669,947.05 = 56,017,404.70/x
  3. Step 3: Cross multiply
    219,779,964.70x = 329,669,947.05 × 56,017,404.70
  4. Step 4: Simplify right side
    219,779,964.70x = 18,467,254,841,327,424
  5. Step 5: Solve for x
    x = 18,467,254,841,327,424/219,779,964.70
  6. Step 6: Final answer
    x = 84,026,107.05

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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.