Home / 431,942,608.90-596,097,715.89-243,777,475.56

Finding the Fourth Proportional to 431,942,608.90, 596,097,715.89 and 243,777,475.56

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Solution

The fourth proportional to 431,942,608.90, 596,097,715.89 and 243,777,475.56 is: 336,422,463.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,942,608.90 : 596,097,715.89 = 243,777,475.56 : x
  2. Step 2: Convert to fraction form
    431,942,608.90/596,097,715.89 = 243,777,475.56/x
  3. Step 3: Cross multiply
    431,942,608.90x = 596,097,715.89 × 243,777,475.56
  4. Step 4: Simplify right side
    431,942,608.90x = 145,315,196,369,895,808
  5. Step 5: Solve for x
    x = 145,315,196,369,895,808/431,942,608.90
  6. Step 6: Final answer
    x = 336,422,463.02

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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.