Home / 531,878,926.37-798,129,283.51-384,180,843.65

Finding the Fourth Proportional to 531,878,926.37, 798,129,283.51 and 384,180,843.65

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Solution

The fourth proportional to 531,878,926.37, 798,129,283.51 and 384,180,843.65 is: 576,495,826.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,878,926.37 : 798,129,283.51 = 384,180,843.65 : x
  2. Step 2: Convert to fraction form
    531,878,926.37/798,129,283.51 = 384,180,843.65/x
  3. Step 3: Cross multiply
    531,878,926.37x = 798,129,283.51 × 384,180,843.65
  4. Step 4: Simplify right side
    531,878,926.37x = 306,625,981,477,135,232
  5. Step 5: Solve for x
    x = 306,625,981,477,135,232/531,878,926.37
  6. Step 6: Final answer
    x = 576,495,826.92

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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.