Home / 696,110,500,081.55-960,632,536,307.45-387,455,235,208.24

Finding the Fourth Proportional to 696,110,500,081.55, 960,632,536,307.45 and 387,455,235,208.24

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Solution

The fourth proportional to 696,110,500,081.55, 960,632,536,307.45 and 387,455,235,208.24 is: 534,688,250,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,110,500,081.55 : 960,632,536,307.45 = 387,455,235,208.24 : x
  2. Step 2: Convert to fraction form
    696,110,500,081.55/960,632,536,307.45 = 387,455,235,208.24/x
  3. Step 3: Cross multiply
    696,110,500,081.55x = 960,632,536,307.45 × 387,455,235,208.24
  4. Step 4: Simplify right side
    696,110,500,081.55x = 372,202,105,303,691,184,570,368
  5. Step 5: Solve for x
    x = 372,202,105,303,691,184,570,368/696,110,500,081.55
  6. Step 6: Final answer
    x = 534,688,250,299.47

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Double scale
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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.