Home / 324,803,897.20-487,205,845.80-152,617,013.20

Finding the Fourth Proportional to 324,803,897.20, 487,205,845.80 and 152,617,013.20

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Solution

The fourth proportional to 324,803,897.20, 487,205,845.80 and 152,617,013.20 is: 228,925,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,803,897.20 : 487,205,845.80 = 152,617,013.20 : x
  2. Step 2: Convert to fraction form
    324,803,897.20/487,205,845.80 = 152,617,013.20/x
  3. Step 3: Cross multiply
    324,803,897.20x = 487,205,845.80 × 152,617,013.20
  4. Step 4: Simplify right side
    324,803,897.20x = 74,355,900,999,575,760
  5. Step 5: Solve for x
    x = 74,355,900,999,575,760/324,803,897.20
  6. Step 6: Final answer
    x = 228,925,519.80

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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.