Home / 495,392,437.80-743,088,656.70-150,345,511.20

Finding the Fourth Proportional to 495,392,437.80, 743,088,656.70 and 150,345,511.20

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Solution

The fourth proportional to 495,392,437.80, 743,088,656.70 and 150,345,511.20 is: 225,518,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,392,437.80 : 743,088,656.70 = 150,345,511.20 : x
  2. Step 2: Convert to fraction form
    495,392,437.80/743,088,656.70 = 150,345,511.20/x
  3. Step 3: Cross multiply
    495,392,437.80x = 743,088,656.70 × 150,345,511.20
  4. Step 4: Simplify right side
    495,392,437.80x = 111,720,043,958,482,800
  5. Step 5: Solve for x
    x = 111,720,043,958,482,800/495,392,437.80
  6. Step 6: Final answer
    x = 225,518,266.80

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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.