Home / 473,144,992,585.72-653,165,239,142.46-316,984,075,682.20

Finding the Fourth Proportional to 473,144,992,585.72, 653,165,239,142.46 and 316,984,075,682.20

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Solution

The fourth proportional to 473,144,992,585.72, 653,165,239,142.46 and 316,984,075,682.20 is: 437,588,863,544.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,144,992,585.72 : 653,165,239,142.46 = 316,984,075,682.20 : x
  2. Step 2: Convert to fraction form
    473,144,992,585.72/653,165,239,142.46 = 316,984,075,682.20/x
  3. Step 3: Cross multiply
    473,144,992,585.72x = 653,165,239,142.46 × 316,984,075,682.20
  4. Step 4: Simplify right side
    473,144,992,585.72x = 207,042,979,597,315,783,786,496
  5. Step 5: Solve for x
    x = 207,042,979,597,315,783,786,496/473,144,992,585.72
  6. Step 6: Final answer
    x = 437,588,863,544.42

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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.