Home / 219,779,920.20-329,669,880.30-56,017,360.20

Finding the Fourth Proportional to 219,779,920.20, 329,669,880.30 and 56,017,360.20

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Solution

The fourth proportional to 219,779,920.20, 329,669,880.30 and 56,017,360.20 is: 84,026,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,779,920.20 : 329,669,880.30 = 56,017,360.20 : x
  2. Step 2: Convert to fraction form
    219,779,920.20/329,669,880.30 = 56,017,360.20/x
  3. Step 3: Cross multiply
    219,779,920.20x = 329,669,880.30 × 56,017,360.20
  4. Step 4: Simplify right side
    219,779,920.20x = 18,467,236,431,855,984
  5. Step 5: Solve for x
    x = 18,467,236,431,855,984/219,779,920.20
  6. Step 6: Final answer
    x = 84,026,040.30

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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.