Home / 504,434,585.30-756,651,877.95-309,714,602.90

Finding the Fourth Proportional to 504,434,585.30, 756,651,877.95 and 309,714,602.90

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Solution

The fourth proportional to 504,434,585.30, 756,651,877.95 and 309,714,602.90 is: 464,571,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,434,585.30 : 756,651,877.95 = 309,714,602.90 : x
  2. Step 2: Convert to fraction form
    504,434,585.30/756,651,877.95 = 309,714,602.90/x
  3. Step 3: Cross multiply
    504,434,585.30x = 756,651,877.95 × 309,714,602.90
  4. Step 4: Simplify right side
    504,434,585.30x = 234,346,135,912,823,520
  5. Step 5: Solve for x
    x = 234,346,135,912,823,520/504,434,585.30
  6. Step 6: Final answer
    x = 464,571,904.35

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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.