Home / 452,008,950.16-678,015,710.74-141,090,503

Finding the Fourth Proportional to 452,008,950.16, 678,015,710.74 and 141,090,503

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Solution

The fourth proportional to 452,008,950.16, 678,015,710.74 and 141,090,503 is: 211,636,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,008,950.16 : 678,015,710.74 = 141,090,503 : x
  2. Step 2: Convert to fraction form
    452,008,950.16/678,015,710.74 = 141,090,503/x
  3. Step 3: Cross multiply
    452,008,950.16x = 678,015,710.74 × 141,090,503
  4. Step 4: Simplify right side
    452,008,950.16x = 95,661,577,670,209,104
  5. Step 5: Solve for x
    x = 95,661,577,670,209,104/452,008,950.16
  6. Step 6: Final answer
    x = 211,636,467.90

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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.