Home / 918,799,364,349.87-1,268,054,307,241.20-522,932,662,018.89

Finding the Fourth Proportional to 918,799,364,349.87, 1,268,054,307,241.20 and 522,932,662,018.89

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Solution

The fourth proportional to 918,799,364,349.87, 1,268,054,307,241.20 and 522,932,662,018.89 is: 721,710,353,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,799,364,349.87 : 1,268,054,307,241.20 = 522,932,662,018.89 : x
  2. Step 2: Convert to fraction form
    918,799,364,349.87/1,268,054,307,241.20 = 522,932,662,018.89/x
  3. Step 3: Cross multiply
    918,799,364,349.87x = 1,268,054,307,241.20 × 522,932,662,018.89
  4. Step 4: Simplify right side
    918,799,364,349.87x = 663,107,014,470,160,103,768,064
  5. Step 5: Solve for x
    x = 663,107,014,470,160,103,768,064/918,799,364,349.87
  6. Step 6: Final answer
    x = 721,710,353,967.61

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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.