Home / 507,119,266.38-759,585,606.72-342,451,534.42

Finding the Fourth Proportional to 507,119,266.38, 759,585,606.72 and 342,451,534.42

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Solution

The fourth proportional to 507,119,266.38, 759,585,606.72 and 342,451,534.42 is: 512,939,014.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,119,266.38 : 759,585,606.72 = 342,451,534.42 : x
  2. Step 2: Convert to fraction form
    507,119,266.38/759,585,606.72 = 342,451,534.42/x
  3. Step 3: Cross multiply
    507,119,266.38x = 759,585,606.72 × 342,451,534.42
  4. Step 4: Simplify right side
    507,119,266.38x = 260,121,256,544,275,936
  5. Step 5: Solve for x
    x = 260,121,256,544,275,936/507,119,266.38
  6. Step 6: Final answer
    x = 512,939,014.13

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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.