Home / 443,232,000.30-664,848,000.45-437,185,382.70

Finding the Fourth Proportional to 443,232,000.30, 664,848,000.45 and 437,185,382.70

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Solution

The fourth proportional to 443,232,000.30, 664,848,000.45 and 437,185,382.70 is: 655,778,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,000.30 : 664,848,000.45 = 437,185,382.70 : x
  2. Step 2: Convert to fraction form
    443,232,000.30/664,848,000.45 = 437,185,382.70/x
  3. Step 3: Cross multiply
    443,232,000.30x = 664,848,000.45 × 437,185,382.70
  4. Step 4: Simplify right side
    443,232,000.30x = 290,661,827,514,063,040
  5. Step 5: Solve for x
    x = 290,661,827,514,063,040/443,232,000.30
  6. Step 6: Final answer
    x = 655,778,074.05

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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.