Home / 430,470,997.02-594,068,814.48-242,311,431.42

Finding the Fourth Proportional to 430,470,997.02, 594,068,814.48 and 242,311,431.42

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Solution

The fourth proportional to 430,470,997.02, 594,068,814.48 and 242,311,431.42 is: 334,400,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,470,997.02 : 594,068,814.48 = 242,311,431.42 : x
  2. Step 2: Convert to fraction form
    430,470,997.02/594,068,814.48 = 242,311,431.42/x
  3. Step 3: Cross multiply
    430,470,997.02x = 594,068,814.48 × 242,311,431.42
  4. Step 4: Simplify right side
    430,470,997.02x = 143,949,664,798,631,216
  5. Step 5: Solve for x
    x = 143,949,664,798,631,216/430,470,997.02
  6. Step 6: Final answer
    x = 334,400,379.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.