Home / 307,766,929.64-461,678,774.20-100,506,426.56

Finding the Fourth Proportional to 307,766,929.64, 461,678,774.20 and 100,506,426.56

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Solution

The fourth proportional to 307,766,929.64, 461,678,774.20 and 100,506,426.56 is: 150,768,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,766,929.64 : 461,678,774.20 = 100,506,426.56 : x
  2. Step 2: Convert to fraction form
    307,766,929.64/461,678,774.20 = 100,506,426.56/x
  3. Step 3: Cross multiply
    307,766,929.64x = 461,678,774.20 × 100,506,426.56
  4. Step 4: Simplify right side
    307,766,929.64x = 46,401,683,810,883,464
  5. Step 5: Solve for x
    x = 46,401,683,810,883,464/307,766,929.64
  6. Step 6: Final answer
    x = 150,768,907.71

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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.