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Finding the Fourth Proportional to 575,950,602.59, 863,964,212.88 and 202,413,311.72

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Solution

The fourth proportional to 575,950,602.59, 863,964,212.88 and 202,413,311.72 is: 303,633,430.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,950,602.59 : 863,964,212.88 = 202,413,311.72 : x
  2. Step 2: Convert to fraction form
    575,950,602.59/863,964,212.88 = 202,413,311.72/x
  3. Step 3: Cross multiply
    575,950,602.59x = 863,964,212.88 × 202,413,311.72
  4. Step 4: Simplify right side
    575,950,602.59x = 174,877,857,536,603,872
  5. Step 5: Solve for x
    x = 174,877,857,536,603,872/575,950,602.59
  6. Step 6: Final answer
    x = 303,633,430.98

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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.