Home / 554,421,135.42-832,449,225.61-309,256,773.30

Finding the Fourth Proportional to 554,421,135.42, 832,449,225.61 and 309,256,773.30

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Solution

The fourth proportional to 554,421,135.42, 832,449,225.61 and 309,256,773.30 is: 464,341,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,421,135.42 : 832,449,225.61 = 309,256,773.30 : x
  2. Step 2: Convert to fraction form
    554,421,135.42/832,449,225.61 = 309,256,773.30/x
  3. Step 3: Cross multiply
    554,421,135.42x = 832,449,225.61 × 309,256,773.30
  4. Step 4: Simplify right side
    554,421,135.42x = 257,440,561,448,232,352
  5. Step 5: Solve for x
    x = 257,440,561,448,232,352/554,421,135.42
  6. Step 6: Final answer
    x = 464,341,174.97

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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.