Home / 696,110,500,083.80-960,632,536,310.55-387,455,235,210.49

Finding the Fourth Proportional to 696,110,500,083.80, 960,632,536,310.55 and 387,455,235,210.49

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Solution

The fourth proportional to 696,110,500,083.80, 960,632,536,310.55 and 387,455,235,210.49 is: 534,688,250,302.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,110,500,083.80 : 960,632,536,310.55 = 387,455,235,210.49 : x
  2. Step 2: Convert to fraction form
    696,110,500,083.80/960,632,536,310.55 = 387,455,235,210.49/x
  3. Step 3: Cross multiply
    696,110,500,083.80x = 960,632,536,310.55 × 387,455,235,210.49
  4. Step 4: Simplify right side
    696,110,500,083.80x = 372,202,105,307,053,741,309,952
  5. Step 5: Solve for x
    x = 372,202,105,307,053,741,309,952/696,110,500,083.80
  6. Step 6: Final answer
    x = 534,688,250,302.57

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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.