Home / 397,044,005.10-595,566,007.65-305,211,000.30

Finding the Fourth Proportional to 397,044,005.10, 595,566,007.65 and 305,211,000.30

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Solution

The fourth proportional to 397,044,005.10, 595,566,007.65 and 305,211,000.30 is: 457,816,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,044,005.10 : 595,566,007.65 = 305,211,000.30 : x
  2. Step 2: Convert to fraction form
    397,044,005.10/595,566,007.65 = 305,211,000.30/x
  3. Step 3: Cross multiply
    397,044,005.10x = 595,566,007.65 × 305,211,000.30
  4. Step 4: Simplify right side
    397,044,005.10x = 181,773,296,939,533,952
  5. Step 5: Solve for x
    x = 181,773,296,939,533,952/397,044,005.10
  6. Step 6: Final answer
    x = 457,816,500.45

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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.