Home / 495,336,456,499.14-683,553,595,983.17-286,772,174,400.12

Finding the Fourth Proportional to 495,336,456,499.14, 683,553,595,983.17 and 286,772,174,400.12

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Solution

The fourth proportional to 495,336,456,499.14, 683,553,595,983.17 and 286,772,174,400.12 is: 395,739,397,872.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,336,456,499.14 : 683,553,595,983.17 = 286,772,174,400.12 : x
  2. Step 2: Convert to fraction form
    495,336,456,499.14/683,553,595,983.17 = 286,772,174,400.12/x
  3. Step 3: Cross multiply
    495,336,456,499.14x = 683,553,595,983.17 × 286,772,174,400.12
  4. Step 4: Simplify right side
    495,336,456,499.14x = 196,024,151,039,114,787,946,496
  5. Step 5: Solve for x
    x = 196,024,151,039,114,787,946,496/495,336,456,499.14
  6. Step 6: Final answer
    x = 395,739,397,872.19

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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.