Home / 768,373,795.71-1,152,592,579.98-223,115,329.71

Finding the Fourth Proportional to 768,373,795.71, 1,152,592,579.98 and 223,115,329.71

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Solution

The fourth proportional to 768,373,795.71, 1,152,592,579.98 and 223,115,329.71 is: 334,682,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,373,795.71 : 1,152,592,579.98 = 223,115,329.71 : x
  2. Step 2: Convert to fraction form
    768,373,795.71/1,152,592,579.98 = 223,115,329.71/x
  3. Step 3: Cross multiply
    768,373,795.71x = 1,152,592,579.98 × 223,115,329.71
  4. Step 4: Simplify right side
    768,373,795.71x = 257,161,073,503,537,248
  5. Step 5: Solve for x
    x = 257,161,073,503,537,248/768,373,795.71
  6. Step 6: Final answer
    x = 334,682,253.53

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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.