Home / 146,032,996.20-219,049,494.30-42,402,001.20

Finding the Fourth Proportional to 146,032,996.20, 219,049,494.30 and 42,402,001.20

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Solution

The fourth proportional to 146,032,996.20, 219,049,494.30 and 42,402,001.20 is: 63,603,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,032,996.20 : 219,049,494.30 = 42,402,001.20 : x
  2. Step 2: Convert to fraction form
    146,032,996.20/219,049,494.30 = 42,402,001.20/x
  3. Step 3: Cross multiply
    146,032,996.20x = 219,049,494.30 × 42,402,001.20
  4. Step 4: Simplify right side
    146,032,996.20x = 9,288,136,920,167,994
  5. Step 5: Solve for x
    x = 9,288,136,920,167,994/146,032,996.20
  6. Step 6: Final answer
    x = 63,603,001.80

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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.