Home / 507,131,888.04-699,859,306.08-284,122,973.16

Finding the Fourth Proportional to 507,131,888.04, 699,859,306.08 and 284,122,973.16

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Solution

The fourth proportional to 507,131,888.04, 699,859,306.08 and 284,122,973.16 is: 392,099,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,131,888.04 : 699,859,306.08 = 284,122,973.16 : x
  2. Step 2: Convert to fraction form
    507,131,888.04/699,859,306.08 = 284,122,973.16/x
  3. Step 3: Cross multiply
    507,131,888.04x = 699,859,306.08 × 284,122,973.16
  4. Step 4: Simplify right side
    507,131,888.04x = 198,846,106,837,144,096
  5. Step 5: Solve for x
    x = 198,846,106,837,144,096/507,131,888.04
  6. Step 6: Final answer
    x = 392,099,395.69

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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.