Home / 291,267,006.60-436,606,577.10-145,476,337.80

Finding the Fourth Proportional to 291,267,006.60, 436,606,577.10 and 145,476,337.80

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Solution

The fourth proportional to 291,267,006.60, 436,606,577.10 and 145,476,337.80 is: 218,067,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,267,006.60 : 436,606,577.10 = 145,476,337.80 : x
  2. Step 2: Convert to fraction form
    291,267,006.60/436,606,577.10 = 145,476,337.80/x
  3. Step 3: Cross multiply
    291,267,006.60x = 436,606,577.10 × 145,476,337.80
  4. Step 4: Simplify right side
    291,267,006.60x = 63,515,925,895,901,352
  5. Step 5: Solve for x
    x = 63,515,925,895,901,352/291,267,006.60
  6. Step 6: Final answer
    x = 218,067,698.90

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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.