Home / 495,315,588.15-683,494,882.16-291,598,608.51

Finding the Fourth Proportional to 495,315,588.15, 683,494,882.16 and 291,598,608.51

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Solution

The fourth proportional to 495,315,588.15, 683,494,882.16 and 291,598,608.51 is: 402,382,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,315,588.15 : 683,494,882.16 = 291,598,608.51 : x
  2. Step 2: Convert to fraction form
    495,315,588.15/683,494,882.16 = 291,598,608.51/x
  3. Step 3: Cross multiply
    495,315,588.15x = 683,494,882.16 × 291,598,608.51
  4. Step 4: Simplify right side
    495,315,588.15x = 199,306,156,560,104,416
  5. Step 5: Solve for x
    x = 199,306,156,560,104,416/495,315,588.15
  6. Step 6: Final answer
    x = 402,382,160.64

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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.